21.10.31 crashes when moving elements between tracks

What is your operating system?
Linux ubuntu 18.04

What is your Shotcut version (see Help > About Shotcut)? Is it 32-bit?
21.10.31

Can you repeat the problem? If so, what are the steps?
(Please be specific and use the names as seen in Shotcut, preferably English. Include a screenshot or screen recording if you can. Also, you can attach logs from either View > Application Log or right-click a job and choose View Log.)
Unfortunately I’m not able to fully repeat. It happens seldom when moving clips on or between tracks. Please note it seems to be more frequent when having 4x speed video (I mean properties/speed) but not sure if it’s somehow related.

However I paste part of the log file, perhaps it will help somehow:
[Info ] MainWindow::showStatusMessage “Click in rectangle + hold Shift to drag, Wheel to zoom, or Ctrl+Wheel to rotate”
[Debug ] [consumer sdl2_audio] dropped video frame 1842
[Debug ] [consumer sdl2_audio] dropped video frame 1843
[Debug ] [consumer sdl2_audio] dropped video frame 1844
[Debug ] [consumer sdl2_audio] dropped video frame 1845
[Debug ] [consumer sdl2_audio] dropped video frame 1846
[Debug ] [consumer sdl2_audio] dropped video frame 1847
[Debug ] [consumer sdl2_audio] dropped video frame 1848
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 1849
[Debug ] [consumer sdl2_audio] dropped video frame 1850
[Debug ] [consumer sdl2_audio] dropped video frame 1851
[Debug ] [consumer sdl2_audio] dropped video frame 1852
[Debug ] [consumer sdl2_audio] dropped video frame 1853
[Debug ] [consumer sdl2_audio] dropped video frame 1854
[Debug ] [consumer sdl2_audio] dropped video frame 1855
[Debug ] [consumer sdl2_audio] dropped video frame 1856
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 1857
[Debug ] [consumer sdl2_audio] dropped video frame 1858
[Debug ] [consumer sdl2_audio] dropped video frame 1859
[Debug ] [consumer sdl2_audio] dropped video frame 1860
[Debug ] [consumer sdl2_audio] dropped video frame 1861
[Debug ] [consumer sdl2_audio] dropped video frame 1862
[Debug ] [consumer sdl2_audio] dropped video frame 1863
[Debug ] [consumer sdl2_audio] dropped video frame 1864
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 1865
[Debug ] [consumer sdl2_audio] dropped video frame 1866
[Debug ] [consumer sdl2_audio] dropped video frame 1867
[Debug ] [consumer sdl2_audio] dropped video frame 1868
[Debug ] [consumer sdl2_audio] dropped video frame 1869
[Debug ] [consumer sdl2_audio] dropped video frame 1870
[Debug ] [consumer sdl2_audio] dropped video frame 1871
[Debug ] [consumer sdl2_audio] dropped video frame 1872
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 1873
[Debug ] [consumer sdl2_audio] dropped video frame 1874
[Debug ] [consumer sdl2_audio] dropped video frame 1875
[Debug ] [consumer sdl2_audio] dropped video frame 1876
[Debug ] [consumer sdl2_audio] dropped video frame 1877
[Debug ] [consumer sdl2_audio] dropped video frame 1878
[Debug ] [consumer sdl2_audio] dropped video frame 1879
[Debug ] [consumer sdl2_audio] dropped video frame 1880
[Debug ] [consumer sdl2_audio] dropped video frame 1881
[Debug ] [consumer sdl2_audio] dropped video frame 1882
[Debug ] [consumer sdl2_audio] dropped video frame 1883
[Debug ] [consumer sdl2_audio] dropped video frame 1884
[Debug ] [consumer sdl2_audio] dropped video frame 1885
[Debug ] [consumer sdl2_audio] dropped video frame 1886
[Debug ] [consumer sdl2_audio] dropped video frame 1887
[Debug ] [consumer sdl2_audio] dropped video frame 1888
[Debug ] [consumer sdl2_audio] dropped video frame 1889
[Debug ] [consumer sdl2_audio] dropped video frame 1890
[Debug ] [consumer sdl2_audio] dropped video frame 1891
[Debug ] [consumer sdl2_audio] dropped video frame 1892
[Debug ] [consumer sdl2_audio] dropped video frame 1893
[Debug ] [consumer sdl2_audio] dropped video frame 1894
[Debug ] [consumer sdl2_audio] dropped video frame 1895
[Debug ] [consumer sdl2_audio] dropped video frame 1896
[Debug ] [consumer sdl2_audio] dropped video frame 1897
[Debug ] [consumer sdl2_audio] dropped video frame 1898
[Debug ] [consumer sdl2_audio] dropped video frame 1899
[Debug ] [consumer sdl2_audio] dropped video frame 1900
[Debug ] [consumer sdl2_audio] dropped video frame 1901
[Debug ] [consumer sdl2_audio] dropped video frame 1902
[Debug ] [consumer sdl2_audio] dropped video frame 1903
[Debug ] [consumer sdl2_audio] dropped video frame 1904
[Debug ] [consumer sdl2_audio] dropped video frame 1905
[Debug ] [consumer sdl2_audio] dropped video frame 1906
[Debug ] [consumer sdl2_audio] dropped video frame 1907
[Debug ] [consumer sdl2_audio] dropped video frame 1908
[Debug ] [consumer sdl2_audio] dropped video frame 1909
[Debug ] [consumer sdl2_audio] dropped video frame 1910
[Debug ] [consumer sdl2_audio] dropped video frame 1911
[Debug ] [consumer sdl2_audio] dropped video frame 1912
[Debug ] [consumer sdl2_audio] dropped video frame 1913
[Debug ] [consumer sdl2_audio] dropped video frame 1914
[Debug ] [consumer sdl2_audio] dropped video frame 1915
[Debug ] [consumer sdl2_audio] dropped video frame 1916
[Debug ] [consumer sdl2_audio] dropped video frame 1917
[Debug ] [consumer sdl2_audio] dropped video frame 1918
[Debug ] [consumer sdl2_audio] dropped video frame 1919
[Debug ] [consumer sdl2_audio] dropped video frame 1920
[Debug ] [consumer sdl2_audio] dropped video frame 1921
[Debug ] [consumer sdl2_audio] dropped video frame 1922
[Debug ] [consumer sdl2_audio] dropped video frame 1923
[Debug ] [consumer sdl2_audio] dropped video frame 1924
[Debug ] [consumer sdl2_audio] dropped video frame 1925
[Debug ] [consumer sdl2_audio] dropped video frame 1926
[Debug ] [consumer sdl2_audio] dropped video frame 1927
[Debug ] [consumer sdl2_audio] dropped video frame 1928
[Debug ] [consumer sdl2_audio] dropped video frame 1929
[Debug ] [consumer sdl2_audio] dropped video frame 1930
[Debug ] [consumer sdl2_audio] dropped video frame 1931
[Debug ] [consumer sdl2_audio] dropped video frame 1932
[Debug ] [consumer sdl2_audio] dropped video frame 1933
[Debug ] [consumer sdl2_audio] dropped video frame 1934
[Debug ] [consumer sdl2_audio] dropped video frame 1935
[Debug ] [consumer sdl2_audio] dropped video frame 1936
[Debug ] [consumer sdl2_audio] dropped video frame 1937
[Debug ] [consumer sdl2_audio] dropped video frame 1938
[Debug ] [consumer sdl2_audio] dropped video frame 1939
[Debug ] [consumer sdl2_audio] dropped video frame 1940
[Debug ] [consumer sdl2_audio] dropped video frame 1941
[Debug ] [consumer sdl2_audio] dropped video frame 1942
[Debug ] [consumer sdl2_audio] dropped video frame 1943
[Debug ] [consumer sdl2_audio] dropped video frame 1944
[Debug ] [consumer sdl2_audio] dropped video frame 1945
[Debug ] [consumer sdl2_audio] dropped video frame 1946
[Debug ] [consumer sdl2_audio] dropped video frame 1947
[Debug ] [consumer sdl2_audio] dropped video frame 1948
[Debug ] [consumer sdl2_audio] dropped video frame 1949
[Debug ] [consumer sdl2_audio] dropped video frame 1950
[Debug ] [consumer sdl2_audio] dropped video frame 1951
[Debug ] [consumer sdl2_audio] dropped video frame 1952
[Debug ] [consumer sdl2_audio] dropped video frame 1953
[Debug ] [consumer sdl2_audio] dropped video frame 1954
[Debug ] [consumer sdl2_audio] dropped video frame 1955
[Debug ] [consumer sdl2_audio] dropped video frame 1956
[Debug ] [consumer sdl2_audio] dropped video frame 1957
[Debug ] [consumer sdl2_audio] dropped video frame 1958
[Debug ] [consumer sdl2_audio] dropped video frame 1959
[Debug ] [consumer sdl2_audio] dropped video frame 1960
[Debug ] [consumer sdl2_audio] dropped video frame 1961
[Debug ] [consumer sdl2_audio] dropped video frame 1962
[Debug ] [consumer sdl2_audio] dropped video frame 1963
[Debug ] [consumer sdl2_audio] dropped video frame 1964
[Debug ] [consumer sdl2_audio] dropped video frame 1965
[Debug ] [consumer sdl2_audio] dropped video frame 1966
[Debug ] [consumer sdl2_audio] dropped video frame 1967
[Debug ] [consumer sdl2_audio] dropped video frame 1968
[Debug ] [consumer sdl2_audio] dropped video frame 1969
[Debug ] [consumer sdl2_audio] dropped video frame 1970
[Debug ] [consumer sdl2_audio] dropped video frame 1971
[Debug ] [consumer sdl2_audio] dropped video frame 1972
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 1973
[Debug ] [consumer sdl2_audio] dropped video frame 1974
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(1,0)) trackIndex -1 isMultitrack false
[Debug ] Timeline::LiftCommand::redo trackIndex 0 clipIndex 1
[Debug ] TimelineDock::setSelection Changing selection to () trackIndex -1 isMultitrack false
[Debug ] MainWindow::open “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV”
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] Mlt::Controller::setPreviewScale 960 x 540
[Debug ] MainWindow::setAudioChannels 2
[Debug ] Mlt::Controller::setAudioChannels 2
[Debug ] [producer avformat-novalidate] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV” checking VFR: pkt.duration 1001
[Debug ] VideoVectorScopeWidget::profileChanged 709
[Info ] MainWindow::open “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV”
[Debug ] [consumer sdl2_audio] dropped video frame 1975
[Debug ] [consumer sdl2_audio] dropped video frame 1976
[Debug ] [consumer sdl2_audio] dropped video frame 1977
[Debug ] [consumer sdl2_audio] dropped video frame 1978
[Debug ] [consumer sdl2_audio] dropped video frame 1979
[Debug ] [consumer sdl2_audio] dropped video frame 1980
[Debug ] [consumer sdl2_audio] dropped video frame 1981
[Debug ] [consumer sdl2_audio] dropped video frame 1982
[Debug ] [consumer sdl2_audio] dropped video frame 1983
[Debug ] [consumer sdl2_audio] dropped video frame 1984
[Debug ] [consumer sdl2_audio] dropped video frame 1985
[Debug ] [consumer sdl2_audio] dropped video frame 1986
[Debug ] [consumer sdl2_audio] dropped video frame 1987
[Debug ] [consumer sdl2_audio] dropped video frame 1988
[Debug ] [consumer sdl2_audio] dropped video frame 1989
[Debug ] TimelineDock::dragEnterEvent true
[Debug ] [consumer sdl2_audio] dropped video frame 1990
[Debug ] [consumer sdl2_audio] dropped video frame 1991
[Debug ] [consumer sdl2_audio] dropped video frame 1992
[Debug ] [consumer sdl2_audio] dropped video frame 1993
[Debug ] [consumer sdl2_audio] dropped video frame 1994
[Debug ] [consumer sdl2_audio] dropped video frame 1995
[Debug ] [consumer sdl2_audio] dropped video frame 1996
[Debug ] [consumer sdl2_audio] dropped video frame 1997
[Debug ] [consumer sdl2_audio] dropped video frame 1998
[Debug ] [consumer sdl2_audio] dropped video frame 1999
[Debug ] [consumer sdl2_audio] dropped video frame 2000
[Debug ] [consumer sdl2_audio] dropped video frame 2001
[Debug ] Timeline::OverwriteCommand::redo trackIndex 0 position 234
[Debug ] [consumer sdl2_audio] dropped video frame 2002
[Debug ] [consumer sdl2_audio] dropped video frame 2003
[Debug ] [consumer sdl2_audio] dropped video frame 2004
[Debug ] Player::setIn in -1 out 569
[Debug ] Player::setOut in -1 out -1
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [chain avformat-novalidate] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV” checking VFR: pkt.duration 1001
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(1,0)) trackIndex -1 isMultitrack false
[Info ] Util::isMemoryLow available RAM = 10611152 KB
[Debug ] Function autosaveTask finished in 185 ms.
[Debug ] Database::deleteOldThumbnails::lambda removing -579
[Debug ] TimelineDock::setSelection Changing selection to () trackIndex -1 isMultitrack false
[Debug ] Timeline::SplitCommand::redo trackIndex 0 clipIndex 1 position 393
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV” checking VFR: pkt.duration 1001
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV” checking VFR: pkt.duration 1001
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(1,0)) trackIndex -1 isMultitrack false
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [chain avformat-novalidate] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV” checking VFR: pkt.duration 1001
[Debug ] Timeline::LiftCommand::redo trackIndex 0 clipIndex 1
[Debug ] TimelineDock::setSelection Changing selection to () trackIndex -1 isMultitrack false
[Info ] Util::isMemoryLow available RAM = 10302588 KB
[Debug ] Function autosaveTask finished in 208 ms.
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(1,0)) trackIndex -1 isMultitrack false
[Debug ] Database::deleteOldThumbnails::lambda removing -577
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] TimelineDock::setSelection Changing selection to () trackIndex -1 isMultitrack false
[Debug ] Timeline::UpdateCommand::redo trackIndex 0 clipIndex 1 position 393
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(1,0)) trackIndex -1 isMultitrack false
[Debug ] [producer avformat] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV” checking VFR: pkt.duration 1001
[Debug ] [producer avformat] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV” checking VFR: pkt.duration 1001
[Info ] [filter swresample] 2(stereo) f32le 192000Hz → 2(stereo) f32le 48000Hz
[Info ] MainWindow::showStatusMessage “Saved /media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/2021.11.01_telefon_narcyz_jak_dziala0.mlt”
[Debug ] TimelineDock::setSelection Changing selection to () trackIndex -1 isMultitrack false
[Debug ] Timeline::SplitCommand::redo trackIndex 0 clipIndex 1 position 453
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV” checking VFR: pkt.duration 1001
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV” checking VFR: pkt.duration 1001
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(2,0)) trackIndex -1 isMultitrack false
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(1,18)) trackIndex -1 isMultitrack false
[Info ] MainWindow::showStatusMessage “Click in rectangle + hold Shift to drag, Wheel to zoom, or Ctrl+Wheel to rotate”
[Info ] MainWindow::showStatusMessage “Click in rectangle + hold Shift to drag, Wheel to zoom, or Ctrl+Wheel to rotate”
[Debug ] [consumer sdl2_audio] dropped video frame 2005
[Debug ] [consumer sdl2_audio] dropped video frame 2006
[Debug ] [consumer sdl2_audio] dropped video frame 2007
[Debug ] [consumer sdl2_audio] dropped video frame 2008
[Debug ] [consumer sdl2_audio] dropped video frame 2009
[Debug ] [consumer sdl2_audio] dropped video frame 2010
[Debug ] [consumer sdl2_audio] dropped video frame 2011
[Debug ] [consumer sdl2_audio] dropped video frame 2012
[Debug ] [consumer sdl2_audio] dropped video frame 2013
[Debug ] [consumer sdl2_audio] dropped video frame 2014
[Debug ] [consumer sdl2_audio] dropped video frame 2015
[Debug ] [consumer sdl2_audio] dropped video frame 2016
[Debug ] [consumer sdl2_audio] dropped video frame 2017
[Debug ] [consumer sdl2_audio] dropped video frame 2018
[Debug ] [consumer sdl2_audio] dropped video frame 2019
[Debug ] [consumer sdl2_audio] dropped video frame 2020
[Debug ] [consumer sdl2_audio] dropped video frame 2021
[Debug ] [consumer sdl2_audio] dropped video frame 2022
[Debug ] [consumer sdl2_audio] dropped video frame 2023
[Debug ] [consumer sdl2_audio] dropped video frame 2024
[Debug ] [consumer sdl2_audio] dropped video frame 2025
[Debug ] [consumer sdl2_audio] dropped video frame 2026
[Debug ] [consumer sdl2_audio] dropped video frame 2027
[Debug ] [consumer sdl2_audio] dropped video frame 2028
[Debug ] [consumer sdl2_audio] dropped video frame 2029
[Debug ] [consumer sdl2_audio] dropped video frame 2030
[Debug ] [consumer sdl2_audio] dropped video frame 2031
[Debug ] [consumer sdl2_audio] dropped video frame 2032
[Debug ] [consumer sdl2_audio] dropped video frame 2033
[Debug ] [consumer sdl2_audio] dropped video frame 2034
[Debug ] [consumer sdl2_audio] dropped video frame 2035
[Debug ] [consumer sdl2_audio] dropped video frame 2036
[Debug ] [consumer sdl2_audio] dropped video frame 2037
[Debug ] [consumer sdl2_audio] dropped video frame 2038
[Debug ] [consumer sdl2_audio] dropped video frame 2039
[Debug ] [consumer sdl2_audio] dropped video frame 2040
[Debug ] [consumer sdl2_audio] dropped video frame 2041
[Debug ] [consumer sdl2_audio] dropped video frame 2042
[Debug ] [consumer sdl2_audio] dropped video frame 2043
[Debug ] [consumer sdl2_audio] dropped video frame 2044
[Debug ] [consumer sdl2_audio] dropped video frame 2045
[Info ] Util::isMemoryLow available RAM = 9573580 KB
[Debug ] [consumer sdl2_audio] dropped video frame 2046
[Debug ] [consumer sdl2_audio] dropped video frame 2047
[Debug ] [consumer sdl2_audio] dropped video frame 2048
[Debug ] [consumer sdl2_audio] dropped video frame 2049
[Debug ] [consumer sdl2_audio] dropped video frame 2050
[Debug ] [consumer sdl2_audio] dropped video frame 2051
[Debug ] [consumer sdl2_audio] dropped video frame 2052
[Debug ] Function autosaveTask finished in 297 ms.
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 2053
[Debug ] [consumer sdl2_audio] dropped video frame 2054
[Debug ] [consumer sdl2_audio] dropped video frame 2055
[Debug ] Database::deleteOldThumbnails::lambda removing -574
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(1,0)) trackIndex -1 isMultitrack false
[Debug ] [producer avformat] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV” checking VFR: pkt.duration 1001
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(2,0)) trackIndex -1 isMultitrack false
[Debug ] Timeline::LiftCommand::redo trackIndex 0 clipIndex 2
[Debug ] TimelineDock::setSelection Changing selection to () trackIndex -1 isMultitrack false
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(1,18)) trackIndex -1 isMultitrack false
[Info ] MainWindow::showStatusMessage “Click in rectangle + hold Shift to drag, Wheel to zoom, or Ctrl+Wheel to rotate”
[Debug ] TimelineDock::onClipMoved moving clip at QPoint(1,18) start 270 + 17 = 287
[Debug ] TimelineDock::setSelection Changing selection to () trackIndex -1 isMultitrack false
[Debug ] Timeline::MoveClipCommand::redo track delta 0
[Error ] [producer_xml] failed to load producer “blank”
[Error ] [producer_xml] failed to load producer “blank”
[Info ] [filter swresample] 2(stereo) f32le 192000Hz → 2(stereo) f32le 48000Hz
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(1,18)) trackIndex -1 isMultitrack false
[Info ] MainWindow::showStatusMessage “Click in rectangle + hold Shift to drag, Wheel to zoom, or Ctrl+Wheel to rotate”
[Debug ] TimelineDock::onClipMoved moving clip at QPoint(1,18) start 287 + 133 = 420
[Debug ] TimelineDock::setSelection Changing selection to () trackIndex -1 isMultitrack false
[Debug ] Timeline::MoveClipCommand::redo track delta 0
[Error ] [producer_xml] failed to load producer “blank”
[Error ] [producer_xml] failed to load producer “blank”
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [chain avformat-novalidate] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/org_video_wybrane/DSCF1454.MOV” checking VFR: pkt.duration 1001
[Info ] Util::isMemoryLow available RAM = 9453132 KB
[Debug ] Function autosaveTask finished in 194 ms.
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(1,0)) trackIndex -1 isMultitrack false

These lines are not normal. They indicate something funky got into the project, but it might be hard to find them in the UI.

If I observe more what is more precisely causing this error, I will let you know. Although it’s not sure as I decided to return to the previous version as there were too many crashes. If you have any suggestion what I should test (what might be the reason), please let me know. But it will be just testing, not normal everyday work.

One thing more. I did sth similar in 21.09.20 and I also get crash.

More precisely I had quite short video part around 3 sec. I selected it, clicked Ctrl+C, next selected another track above, clicked Ctrl+V and then it crashed. However log is a bit different now. Please have a look:

[Debug ] [producer avformat] audio: total_streams 1 max_stream 0 total_channels 2 max_channels 2
[Debug ] [consumer sdl2_audio] dropped video frame 33
[Debug ] [consumer sdl2_audio] dropped video frame 34
[Debug ] [consumer sdl2_audio] dropped video frame 35
[Debug ] [consumer sdl2_audio] dropped video frame 36
[Debug ] [consumer sdl2_audio] dropped video frame 37
[Debug ] [consumer sdl2_audio] dropped video frame 38
[Debug ] [consumer sdl2_audio] dropped video frame 39
[Debug ] [consumer sdl2_audio] dropped video frame 40
[Debug ] [consumer sdl2_audio] dropped video frame 41
[Debug ] [consumer sdl2_audio] dropped video frame 42
[Debug ] [consumer sdl2_audio] dropped video frame 43
[Debug ] [consumer sdl2_audio] dropped video frame 44
[Debug ] [consumer sdl2_audio] dropped video frame 45
[Debug ] [consumer sdl2_audio] dropped video frame 46
[Debug ] [consumer sdl2_audio] dropped video frame 47
[Debug ] [consumer sdl2_audio] dropped video frame 48
[Debug ] [consumer sdl2_audio] dropped video frame 49
[Debug ] [consumer sdl2_audio] dropped video frame 50
[Debug ] [consumer sdl2_audio] dropped video frame 51
[Debug ] [consumer sdl2_audio] dropped video frame 52
[Debug ] [consumer sdl2_audio] dropped video frame 53
[Debug ] [consumer sdl2_audio] dropped video frame 54
[Debug ] [consumer sdl2_audio] dropped video frame 55
[Debug ] [consumer sdl2_audio] dropped video frame 56
[Debug ] [consumer sdl2_audio] dropped video frame 57
[Debug ] [consumer sdl2_audio] dropped video frame 58
[Debug ] [consumer sdl2_audio] dropped video frame 59
[Debug ] [consumer sdl2_audio] dropped video frame 60
[Debug ] [consumer sdl2_audio] dropped video frame 61
[Debug ] [consumer sdl2_audio] dropped video frame 62
[Debug ] [consumer sdl2_audio] dropped video frame 63
[Debug ] [consumer sdl2_audio] dropped video frame 64
[Debug ] [consumer sdl2_audio] dropped video frame 65
[Debug ] [consumer sdl2_audio] dropped video frame 66
[Debug ] [consumer sdl2_audio] dropped video frame 67
[Debug ] [consumer sdl2_audio] dropped video frame 68
[Debug ] [consumer sdl2_audio] dropped video frame 69
[Debug ] [consumer sdl2_audio] dropped video frame 70
[Debug ] [consumer sdl2_audio] dropped video frame 71
[Debug ] [consumer sdl2_audio] dropped video frame 72
[Debug ] [consumer sdl2_audio] dropped video frame 73
[Debug ] [consumer sdl2_audio] dropped video frame 74
[Debug ] [consumer sdl2_audio] dropped video frame 75
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1601.MOV” checking VFR: pkt.duration 1001
[Info ] [filter swresample] 2(stereo) f32le 96000Hz → 2(stereo) f32le 48000Hz
[Debug ] [consumer sdl2_audio] dropped video frame 76
[Debug ] [consumer sdl2_audio] dropped video frame 77
[Debug ] [consumer sdl2_audio] dropped video frame 78
[Debug ] [consumer sdl2_audio] dropped video frame 79
[Debug ] [consumer sdl2_audio] dropped video frame 80
[Debug ] [consumer sdl2_audio] dropped video frame 81
[Debug ] [consumer sdl2_audio] dropped video frame 82
[Debug ] [consumer sdl2_audio] dropped video frame 83
[Debug ] [consumer sdl2_audio] dropped video frame 84
[Debug ] [consumer sdl2_audio] dropped video frame 85
[Debug ] [consumer sdl2_audio] dropped video frame 86
[Debug ] [consumer sdl2_audio] dropped video frame 87
[Debug ] [consumer sdl2_audio] dropped video frame 88
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 89
[Debug ] [consumer sdl2_audio] dropped video frame 90
[Debug ] [consumer sdl2_audio] dropped video frame 91
[Debug ] [consumer sdl2_audio] dropped video frame 92
[Debug ] [consumer sdl2_audio] dropped video frame 93
[Debug ] [consumer sdl2_audio] dropped video frame 94
[Debug ] [consumer sdl2_audio] dropped video frame 95
[Debug ] [consumer sdl2_audio] dropped video frame 96
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 97
[Debug ] [consumer sdl2_audio] dropped video frame 98
[Debug ] [consumer sdl2_audio] dropped video frame 99
[Debug ] [consumer sdl2_audio] dropped video frame 100
[Debug ] [consumer sdl2_audio] dropped video frame 101
[Debug ] [consumer sdl2_audio] dropped video frame 102
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [chain avformat-novalidate] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1601.MOV” checking VFR: pkt.duration 1001
[Debug ] [consumer sdl2_audio] dropped video frame 103
[Debug ] [consumer sdl2_audio] dropped video frame 104
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 105
[Debug ] [consumer sdl2_audio] dropped video frame 106
[Debug ] [consumer sdl2_audio] dropped video frame 107
[Debug ] [consumer sdl2_audio] dropped video frame 108
[Debug ] [consumer sdl2_audio] dropped video frame 109
[Debug ] [consumer sdl2_audio] dropped video frame 110
[Debug ] [consumer sdl2_audio] dropped video frame 111
[Debug ] [consumer sdl2_audio] dropped video frame 112
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 113
[Debug ] [consumer sdl2_audio] dropped video frame 114
[Debug ] [consumer sdl2_audio] dropped video frame 115
[Debug ] [consumer sdl2_audio] dropped video frame 116
[Debug ] [consumer sdl2_audio] dropped video frame 117
[Debug ] [consumer sdl2_audio] dropped video frame 118
[Debug ] [consumer sdl2_audio] dropped video frame 119
[Debug ] [consumer sdl2_audio] dropped video frame 120
[Debug ] [consumer sdl2_audio] dropped video frame 121
[Debug ] [consumer sdl2_audio] dropped video frame 122
[Debug ] [consumer sdl2_audio] dropped video frame 123
[Debug ] [consumer sdl2_audio] dropped video frame 124
[Debug ] [consumer sdl2_audio] dropped video frame 125
[Debug ] [consumer sdl2_audio] dropped video frame 126
[Debug ] [consumer sdl2_audio] dropped video frame 127
[Debug ] [consumer sdl2_audio] dropped video frame 128
[Debug ] [consumer sdl2_audio] dropped video frame 129
[Debug ] [consumer sdl2_audio] dropped video frame 130
[Debug ] [consumer sdl2_audio] dropped video frame 131
[Debug ] [consumer sdl2_audio] dropped video frame 132
[Debug ] [consumer sdl2_audio] dropped video frame 133
[Debug ] [consumer sdl2_audio] dropped video frame 134
[Debug ] [consumer sdl2_audio] dropped video frame 135
[Debug ] [consumer sdl2_audio] dropped video frame 136
[Debug ] [consumer sdl2_audio] dropped video frame 137
[Debug ] [consumer sdl2_audio] dropped video frame 138
[Debug ] [consumer sdl2_audio] dropped video frame 139
[Debug ] [consumer sdl2_audio] dropped video frame 140
[Debug ] [consumer sdl2_audio] dropped video frame 141
[Debug ] [consumer sdl2_audio] dropped video frame 142
[Debug ] [consumer sdl2_audio] dropped video frame 143
[Debug ] [consumer sdl2_audio] dropped video frame 144
[Debug ] [consumer sdl2_audio] dropped video frame 145
[Debug ] [consumer sdl2_audio] dropped video frame 146
[Debug ] [consumer sdl2_audio] dropped video frame 147
[Debug ] [consumer sdl2_audio] dropped video frame 148
[Debug ] [consumer sdl2_audio] dropped video frame 149
[Debug ] [consumer sdl2_audio] dropped video frame 150
[Debug ] [consumer sdl2_audio] dropped video frame 151
[Debug ] [consumer sdl2_audio] dropped video frame 152
[Debug ] [consumer sdl2_audio] dropped video frame 153
[Debug ] [consumer sdl2_audio] dropped video frame 154
[Debug ] [consumer sdl2_audio] dropped video frame 155
[Debug ] [consumer sdl2_audio] dropped video frame 156
[Debug ] [consumer sdl2_audio] dropped video frame 157
[Debug ] [consumer sdl2_audio] dropped video frame 158
[Debug ] [consumer sdl2_audio] dropped video frame 159
[Debug ] [consumer sdl2_audio] dropped video frame 160
[Debug ] [consumer sdl2_audio] dropped video frame 161
[Debug ] [consumer sdl2_audio] dropped video frame 162
[Debug ] [consumer sdl2_audio] dropped video frame 163
[Debug ] [consumer sdl2_audio] dropped video frame 164
[Debug ] [consumer sdl2_audio] dropped video frame 165
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1601.MOV” checking VFR: pkt.duration 1001
[Info ] [filter swresample] 2(stereo) f32le 96000Hz → 2(stereo) f32le 48000Hz
[Debug ] [chain avformat] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1601.MOV” checking VFR: pkt.duration 1001
[Debug ] [consumer sdl2_audio] dropped video frame 166
[Debug ] [consumer sdl2_audio] dropped video frame 167
[Debug ] [consumer sdl2_audio] dropped video frame 168
[Debug ] [consumer sdl2_audio] dropped video frame 169
[Debug ] [consumer sdl2_audio] dropped video frame 170
[Debug ] [consumer sdl2_audio] dropped video frame 171
[Debug ] [consumer sdl2_audio] dropped video frame 172
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/video_filmy/DSCF1608.MOV” checking VFR: pkt.duration 1001
[Info ] [filter swresample] 2(stereo) f32le 192000Hz → 2(stereo) f32le 48000Hz
[Debug ] [consumer sdl2_audio] dropped video frame 173
[Debug ] [consumer sdl2_audio] dropped video frame 174
[Debug ] [consumer sdl2_audio] dropped video frame 175
[Debug ] [consumer sdl2_audio] dropped video frame 176
[Debug ] [consumer sdl2_audio] dropped video frame 177
[Debug ] [consumer sdl2_audio] dropped video frame 178
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 179
[Debug ] [consumer sdl2_audio] dropped video frame 180
[Debug ] [consumer sdl2_audio] dropped video frame 181
[Debug ] [consumer sdl2_audio] dropped video frame 182
[Debug ] [consumer sdl2_audio] dropped video frame 183
[Debug ] [consumer sdl2_audio] dropped video frame 184
[Debug ] [consumer sdl2_audio] dropped video frame 185
[Debug ] [consumer sdl2_audio] dropped video frame 186
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 187
[Debug ] [consumer sdl2_audio] dropped video frame 188
[Debug ] [consumer sdl2_audio] dropped video frame 189
[Debug ] [consumer sdl2_audio] dropped video frame 190
[Debug ] [consumer sdl2_audio] dropped video frame 191
[Debug ] [consumer sdl2_audio] dropped video frame 192
[Debug ] [consumer sdl2_audio] dropped video frame 193
[Debug ] [consumer sdl2_audio] dropped video frame 194
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 195
[Debug ] [consumer sdl2_audio] dropped video frame 196
[Debug ] [consumer sdl2_audio] dropped video frame 197
[Debug ] [consumer sdl2_audio] dropped video frame 198
[Debug ] [consumer sdl2_audio] dropped video frame 199
[Debug ] [consumer sdl2_audio] dropped video frame 200
[Debug ] [consumer sdl2_audio] dropped video frame 201
[Debug ] [consumer sdl2_audio] dropped video frame 202
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 203
[Debug ] [consumer sdl2_audio] dropped video frame 204
[Debug ] [consumer sdl2_audio] dropped video frame 205
[Debug ] [consumer sdl2_audio] dropped video frame 206
[Debug ] [consumer sdl2_audio] dropped video frame 207
[Debug ] [consumer sdl2_audio] dropped video frame 208
[Debug ] [consumer sdl2_audio] dropped video frame 209
[Debug ] [consumer sdl2_audio] dropped video frame 210
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 211
[Debug ] [consumer sdl2_audio] dropped video frame 212
[Debug ] [consumer sdl2_audio] dropped video frame 213
[Debug ] [consumer sdl2_audio] dropped video frame 214
[Debug ] [consumer sdl2_audio] dropped video frame 215
[Debug ] [consumer sdl2_audio] dropped video frame 216
[Debug ] [consumer sdl2_audio] dropped video frame 217
[Debug ] [consumer sdl2_audio] dropped video frame 218
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 219
[Debug ] [consumer sdl2_audio] dropped video frame 220
[Debug ] [consumer sdl2_audio] dropped video frame 221
[Debug ] [consumer sdl2_audio] dropped video frame 222
[Debug ] [consumer sdl2_audio] dropped video frame 223
[Debug ] [consumer sdl2_audio] dropped video frame 224
[Debug ] [consumer sdl2_audio] dropped video frame 225
[Debug ] [consumer sdl2_audio] dropped video frame 226
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 227
[Debug ] [producer avformat] audio: total_streams 1 max_stream 0 total_channels 2 max_channels 2
[Info ] [filter swresample] 2(stereo) f32le 44100Hz → 2(stereo) f32le 48000Hz
[Debug ] [consumer sdl2_audio] dropped video frame 228
[Debug ] [consumer sdl2_audio] dropped video frame 229
[Debug ] [consumer sdl2_audio] dropped video frame 230
[Debug ] [consumer sdl2_audio] dropped video frame 231
[Debug ] [consumer sdl2_audio] dropped video frame 232
[Debug ] [consumer sdl2_audio] dropped video frame 233
[Debug ] [consumer sdl2_audio] dropped video frame 234
[Debug ] [consumer sdl2_audio] dropped video frame 235
[Debug ] [consumer sdl2_audio] dropped video frame 236
[Debug ] [consumer sdl2_audio] dropped video frame 237
[Debug ] [consumer sdl2_audio] dropped video frame 238
[Debug ] [consumer sdl2_audio] dropped video frame 239
[Debug ] [consumer sdl2_audio] dropped video frame 240
[Debug ] [consumer sdl2_audio] dropped video frame 241
[Debug ] [consumer sdl2_audio] dropped video frame 242
[Debug ] [consumer sdl2_audio] dropped video frame 243
[Debug ] [consumer sdl2_audio] dropped video frame 244
[Debug ] [consumer sdl2_audio] dropped video frame 245
[Debug ] [consumer sdl2_audio] dropped video frame 246
[Debug ] [consumer sdl2_audio] dropped video frame 247
[Debug ] [consumer sdl2_audio] dropped video frame 248
[Debug ] [consumer sdl2_audio] dropped video frame 249
[Debug ] [consumer sdl2_audio] dropped video frame 250
[Debug ] [consumer sdl2_audio] dropped video frame 251
[Debug ] [consumer sdl2_audio] dropped video frame 252
[Debug ] [consumer sdl2_audio] dropped video frame 253
[Debug ] [consumer sdl2_audio] dropped video frame 254
[Debug ] [consumer sdl2_audio] dropped video frame 255
[Debug ] [consumer sdl2_audio] dropped video frame 256
[Debug ] [consumer sdl2_audio] dropped video frame 257
[Debug ] [consumer sdl2_audio] dropped video frame 258
[Debug ] [consumer sdl2_audio] dropped video frame 259
[Debug ] [consumer sdl2_audio] dropped video frame 260
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 261
[Debug ] [consumer sdl2_audio] dropped video frame 262
[Debug ] [consumer sdl2_audio] dropped video frame 263
[Debug ] [consumer sdl2_audio] dropped video frame 264
[Debug ] [consumer sdl2_audio] dropped video frame 265
[Debug ] [consumer sdl2_audio] dropped video frame 266
[Debug ] [consumer sdl2_audio] dropped video frame 267
[Debug ] [consumer sdl2_audio] dropped video frame 268
[Debug ] [consumer sdl2_audio] dropped video frame 269
[Debug ] [consumer sdl2_audio] dropped video frame 270
[Debug ] [consumer sdl2_audio] dropped video frame 271
[Debug ] [consumer sdl2_audio] dropped video frame 272
[Debug ] [consumer sdl2_audio] dropped video frame 273
[Debug ] [consumer sdl2_audio] dropped video frame 274
[Debug ] [consumer sdl2_audio] dropped video frame 275
[Debug ] [consumer sdl2_audio] dropped video frame 276
[Debug ] [consumer sdl2_audio] dropped video frame 277
[Debug ] [consumer sdl2_audio] dropped video frame 278
[Debug ] [consumer sdl2_audio] dropped video frame 279
[Debug ] [consumer sdl2_audio] dropped video frame 280
[Debug ] [consumer sdl2_audio] dropped video frame 281
[Debug ] [consumer sdl2_audio] dropped video frame 282
[Debug ] [consumer sdl2_audio] dropped video frame 283
[Debug ] [consumer sdl2_audio] dropped video frame 284
[Debug ] [consumer sdl2_audio] dropped video frame 285
[Debug ] [consumer sdl2_audio] dropped video frame 286
[Debug ] [consumer sdl2_audio] dropped video frame 287
[Debug ] [consumer sdl2_audio] dropped video frame 288
[Debug ] [consumer sdl2_audio] dropped video frame 289
[Debug ] [consumer sdl2_audio] dropped video frame 290
[Debug ] [consumer sdl2_audio] dropped video frame 291
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 292
[Debug ] [consumer sdl2_audio] dropped video frame 293
[Debug ] [consumer sdl2_audio] dropped video frame 294
[Debug ] [consumer sdl2_audio] dropped video frame 295
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[Debug ] [consumer sdl2_audio] dropped video frame 297
[Debug ] [consumer sdl2_audio] dropped video frame 298
[Debug ] [consumer sdl2_audio] dropped video frame 299
[Debug ] [consumer sdl2_audio] dropped video frame 300
[Debug ] [consumer sdl2_audio] dropped video frame 301
[Debug ] [consumer sdl2_audio] dropped video frame 302
[Debug ] [consumer sdl2_audio] dropped video frame 303
[Debug ] [consumer sdl2_audio] dropped video frame 304
[Debug ] [consumer sdl2_audio] dropped video frame 305
[Debug ] [consumer sdl2_audio] dropped video frame 306
[Debug ] [consumer sdl2_audio] dropped video frame 307
[Debug ] [consumer sdl2_audio] dropped video frame 308
[Debug ] [consumer sdl2_audio] dropped video frame 309
[Debug ] [consumer sdl2_audio] dropped video frame 310
[Debug ] [consumer sdl2_audio] dropped video frame 311
[Debug ] [consumer sdl2_audio] dropped video frame 312
[Debug ] [consumer sdl2_audio] dropped video frame 313
[Debug ] [consumer sdl2_audio] dropped video frame 314
[Debug ] [consumer sdl2_audio] dropped video frame 315
[Debug ] [consumer sdl2_audio] dropped video frame 316
[Debug ] [consumer sdl2_audio] dropped video frame 317
[Debug ] [consumer sdl2_audio] dropped video frame 318
[Debug ] [consumer sdl2_audio] dropped video frame 319
[Debug ] [consumer sdl2_audio] dropped video frame 320
[Debug ] [consumer sdl2_audio] dropped video frame 321
[Debug ] [consumer sdl2_audio] dropped video frame 322
[Debug ] [consumer sdl2_audio] dropped video frame 323
[Debug ] [consumer sdl2_audio] dropped video frame 324
[Debug ] [consumer sdl2_audio] dropped video frame 325
[Debug ] [consumer sdl2_audio] dropped video frame 326
[Debug ] [consumer sdl2_audio] dropped video frame 327
[Debug ] [consumer sdl2_audio] dropped video frame 328
[Debug ] [consumer sdl2_audio] dropped video frame 329
[Debug ] [consumer sdl2_audio] dropped video frame 330
[Debug ] [consumer sdl2_audio] dropped video frame 331
[Debug ] [consumer sdl2_audio] dropped video frame 332
[Debug ] [consumer sdl2_audio] dropped video frame 333
[Debug ] [consumer sdl2_audio] dropped video frame 334
[Debug ] [consumer sdl2_audio] dropped video frame 335
[Debug ] [consumer sdl2_audio] dropped video frame 336
[Debug ] [consumer sdl2_audio] dropped video frame 337
[Debug ] [consumer sdl2_audio] dropped video frame 338
[Debug ] [consumer sdl2_audio] dropped video frame 339
[Debug ] [consumer sdl2_audio] dropped video frame 340
[Debug ] [consumer sdl2_audio] dropped video frame 341
[Debug ] [consumer sdl2_audio] dropped video frame 342
[Debug ] [consumer sdl2_audio] dropped video frame 343
[Debug ] [consumer sdl2_audio] dropped video frame 344
[Debug ] [consumer sdl2_audio] dropped video frame 345
[Debug ] [consumer sdl2_audio] dropped video frame 346
[Debug ] [consumer sdl2_audio] dropped video frame 347
[Debug ] [consumer sdl2_audio] dropped video frame 348
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 349
[Debug ] [consumer sdl2_audio] dropped video frame 350
[Debug ] [consumer sdl2_audio] dropped video frame 351
[Debug ] [consumer sdl2_audio] dropped video frame 352
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[Debug ] [consumer sdl2_audio] dropped video frame 355
[Debug ] [consumer sdl2_audio] dropped video frame 356
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 357
[Debug ] [consumer sdl2_audio] dropped video frame 358
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[Debug ] [consumer sdl2_audio] dropped video frame 360
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[Debug ] [consumer sdl2_audio] dropped video frame 363
[Debug ] [consumer sdl2_audio] dropped video frame 364
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 365
[Debug ] [consumer sdl2_audio] dropped video frame 366
[Debug ] [consumer sdl2_audio] dropped video frame 367
[Debug ] [consumer sdl2_audio] dropped video frame 368
[Debug ] [consumer sdl2_audio] dropped video frame 369
[Debug ] [consumer sdl2_audio] dropped video frame 370
[Debug ] [consumer sdl2_audio] dropped video frame 371
[Debug ] [consumer sdl2_audio] dropped video frame 372
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 373
[Debug ] [consumer sdl2_audio] dropped video frame 374
[Debug ] [consumer sdl2_audio] dropped video frame 375
[Debug ] [consumer sdl2_audio] dropped video frame 376
[Debug ] [consumer sdl2_audio] dropped video frame 377
[Debug ] [consumer sdl2_audio] dropped video frame 378
[Debug ] [consumer sdl2_audio] dropped video frame 379
[Debug ] [consumer sdl2_audio] dropped video frame 380
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 381
[Debug ] [consumer sdl2_audio] dropped video frame 382
[Debug ] [consumer sdl2_audio] dropped video frame 383
[Debug ] [consumer sdl2_audio] dropped video frame 384
[Debug ] [consumer sdl2_audio] dropped video frame 385
[Debug ] [consumer sdl2_audio] dropped video frame 386
[Debug ] [consumer sdl2_audio] dropped video frame 387
[Debug ] [consumer sdl2_audio] dropped video frame 388
[Debug ] [consumer sdl2_audio] too many frames dropped - forcing next frame
[Debug ] [consumer sdl2_audio] dropped video frame 389
[Debug ] [consumer sdl2_audio] dropped video frame 390
[Info ] Util::isMemoryLow available RAM = 21082816 KB
[Debug ] Database::deleteOldThumbnails::lambda removing -4691
[Debug ] Timeline::LockTrackCommand::redo trackIndex 16 lock false
[Debug ] Timeline::LockTrackCommand::redo trackIndex 17 lock false
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(3,16)) trackIndex -1 isMultitrack false
[Info ] MainWindow::showStatusMessage “Click in rectangle + hold Shift to drag”
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] audio: total_streams 1 max_stream 0 total_channels 2 max_channels 2
[Debug ] [producer avformat] audio: total_streams 1 max_stream 0 total_channels 2 max_channels 2
[Debug ] [producer avformat] audio: total_streams 1 max_stream 0 total_channels 2 max_channels 2
[Info ] [filter swresample] 2(stereo) f32le 44100Hz → 2(stereo) f32le 48000Hz
[Info ] [filter swresample] 2(stereo) float 44100Hz → 2(stereo) float 48000Hz
[Info ] [filter loudness] Loaded Results: L: -20.353034 R: 4.228054 P 0.802262
[Debug ] [chain avformat-novalidate] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/org_video_wybrane/DSCF1432.MOV” checking VFR: pkt.duration 1001
[Info ] MainWindow::showStatusMessage “Click in rectangle + hold Shift to drag”
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [producer avformat] audio: total_streams 1 max_stream 1 total_channels 2 max_channels 2
[Debug ] [chain avformat-novalidate] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/org_video_wybrane/DSCF1451.MOV” checking VFR: pkt.duration 1001
[Debug ] [chain avformat-novalidate] “/media/piotr/DANE/YOUTUBE/source.2021.11.01_telefon_narcyz_jak_dziala/org_video_wybrane/DSCF1454.MOV” checking VFR: pkt.duration 1001
[Debug ] [consumer sdl2_audio] dropped video frame 391
[Debug ] [consumer sdl2_audio] dropped video frame 392
[Debug ] [consumer sdl2_audio] dropped video frame 393
[Debug ] [consumer sdl2_audio] dropped video frame 394
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[Debug ] [consumer sdl2_audio] dropped video frame 399
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[Debug ] [consumer sdl2_audio] dropped video frame 401
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[Debug ] [consumer sdl2_audio] dropped video frame 403
[Debug ] [consumer sdl2_audio] dropped video frame 404
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[Debug ] [consumer sdl2_audio] dropped video frame 406
[Debug ] [consumer sdl2_audio] dropped video frame 407
[Debug ] [consumer sdl2_audio] dropped video frame 408
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[Debug ] [consumer sdl2_audio] dropped video frame 410
[Debug ] [consumer sdl2_audio] dropped video frame 411
[Debug ] [consumer sdl2_audio] dropped video frame 412
[Debug ] [consumer sdl2_audio] dropped video frame 413
[Debug ] [consumer sdl2_audio] dropped video frame 414
[Debug ] [consumer sdl2_audio] dropped video frame 415
[Debug ] [consumer sdl2_audio] dropped video frame 416
[Debug ] [consumer sdl2_audio] dropped video frame 417
[Debug ] [consumer sdl2_audio] dropped video frame 418
[Debug ] [consumer sdl2_audio] dropped video frame 419
[Debug ] [consumer sdl2_audio] dropped video frame 420
[Debug ] [consumer sdl2_audio] dropped video frame 421
[Debug ] [consumer sdl2_audio] dropped video frame 422
[Debug ] [consumer sdl2_audio] dropped video frame 423
[Debug ] [consumer sdl2_audio] dropped video frame 424
[Debug ] [consumer sdl2_audio] dropped video frame 425
[Debug ] [consumer sdl2_audio] dropped video frame 426
[Debug ] [consumer sdl2_audio] dropped video frame 427
[Debug ] [consumer sdl2_audio] dropped video frame 428
[Debug ] [consumer sdl2_audio] dropped video frame 429
[Debug ] TimelineDock::setSelection Changing selection to (QPoint(1,16)) trackIndex -1 isMultitrack false
[Info ] MainWindow::showStatusMessage “Click in rectangle + hold Shift to drag”
[Info ] MainWindow::showStatusMessage “Click in rectangle + hold Shift to drag”
[Debug ] MainWindow::onClipboardChanged QDateTime(2021-12-01 12:58:06.904 CET Qt::LocalTime)
[Debug ] TimelineDock::setSelection Changing selection to () trackIndex 14 isMultitrack false
[Debug ] Timeline::InsertCommand::redo trackIndex 14 position 402

And one thing more. I’m wondering if it might be somehow related to the type of element I’m trying to move or copy. In the last time I has short video element but without any video in practice but just the black color #FF000000 and plus I had filters TextSimple + TextSimple + Size, Position & Rotate + Fade Out Video.

I have the same thing happen to me frequently (I’m on 21.12.24 on an old CPU, Win 10, Proxy on for editing).

For me crashes mostly happen when I move partial clips between tracks (I estimate 1 crash for every 20-30 moves, but I can’t see a pattern). It rarely seems to happen w stills or solid colors … and I don’t think I ever had a crash when moving audio (also never happened on a copy (move only). This leads me to believe that the video aspect of it may have something to do with it.

I’ve always blamed it on my old hardware, and started saving more often - especially when I’m about to start moving a lot of clips.

Recovering from a crash has led to my mtl files getting corrupted to the point that the project assumes my proxies are the original file (so it renders in 360p quality, despite a 1080p setting). I explain how I fix it here.

But I still have no clue as to why it happens or how I can prevent it.