https://bugs.winehq.org/show_bug.cgi?id=50042
--- Comment #16 from Nikolay Sivov bunglehead@gmail.com --- (In reply to Bruni from comment #15)
Please run this command in bash on your program
WINE_MONO_TRACE=all WINEDEBUG=+seh,+relay,+loaddll,+mscoree wine ./WindowsFormsApplication3.exe >>log.txt 2>&1
and attach the output
The program is attached, so I think you should be able to do that.