New answers tagged mono
sudo apt remove --purge --auto-remove mono-runtime This will then completely remove mono from your system to correct the issue.
The new .Net on Linux you may have heard about is called .Net Core. It should be well supported, but it is a subset of .Net Framework, targeted primarily at web and cloud applications, and does not support WinForms (or any other UI library). So, if you want to run a WinForms application on Linux, Mono is still your best option. Using that may work for you ...
Top 50 recent answers are included