https://bugs.winehq.org/show_bug.cgi?id=46303
--- Comment #6 from Piotr Caban piotr.caban@gmail.com --- The application uses C locale. I've also seen some calls using codepage 1252 in the logs.
The call that is failing is following: 0008:0009:fixme:msvcrt:MSVCRT__toupper_l -23 (nil) 0008:0009:fixme:msvcrt:MSVCRT__toupper_l case 5: 201