What is your operating system?
kalmer@kalmer-GL752VW:~/Linux_Pentablet_V1.2.14.1$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.10
Release: 20.10
Codename: groovy
What is your Shotcut version (see Help > About Shotcut)? Is it 32-bit? 21.01.29
No.
Can you repeat the problem? If so, what are the steps?
1 Find a post that has many replies that offer a solution!
2 Try to mark all of them as a solution!
3 See that once you mark another reply as a solution the former will be unmarked!
This is not an issue or bug but rather an opinion, and I disagree with it. I am fairly certain it works this way by design. If you want to show support for other replies use the like/heart icon.