What is your operating system?
Windows 11
on Windows 10 too
What is your Shotcut version (see Help > About Shotcut)? Is it 32-bit?
21.12.24
Can you repeat the problem? If so, what are the steps?
I add a color and a filter mask simple for made a banner, i add some text then i add a fade and the rotation parameter of the mask change see the video :