https://bugs.winehq.org/show_bug.cgi?id=55782 Bug ID: 55782 Summary: System.Windows.Forms expects CreateActCtx() to succeed with truncated ACTCTX structure Product: Wine Version: 8.17 Hardware: x86-64 OS: Linux Status: NEW Keywords: source, testcase Severity: normal Priority: P2 Component: kernel32 Assignee: wine-bugs(a)winehq.org Reporter: dmitry(a)baikal.ru Distribution: --- Major versions of .Net installed by winetricks (including 4.0, 4.52, 4.72, 4.8) are affected by this bug. According to https://github.com/dotnet/winforms/blob/4.8/src/Common/src/UnsafeNativeMetho... internal definition of ACTCTX is missing hModule field, and as a result cbSize doesn't match the expectations of Wine's CreateActCtx() implementation https://github.com/dotnet/winforms/blob/4.8/src/Common/src/UnsafeNativeMetho... The following MR aims to fix this bug: https://gitlab.winehq.org/wine/wine/-/merge_requests/3839 -- Do not reply to this email, post in Bugzilla using the above URL to reply. You are receiving this mail because: You are watching all bug changes.