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WinDbg troubleshoot deadlocks caused by WinForms STA-violations
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| * START EXE IN WINDBG | |
| * Based on https://web.archive.org/web/20160223063851/http://blogs.msdn.com/b/dsui_team/archive/2012/10/31/debugging-windows-forms-application-hangs-during-systemevents.userpreferencechanged.aspx | |
| sxe ld clrjit | |
| g | |
| .sympath srv*http://msdl.microsoft.com/download/symbols | |
| .reload | |
| .loadby sos.dll clr | |
| * If above command fails, run ("g"), and one second later, press the break button. Then try the .loadby command again | |
| !name2ee System_Windows_Forms_ni System.Windows.Forms.Application+MarshalingControl..ctor | |
| * LOOK FOR "JITTED Code Address:" e.g. "JITTED Code Address: 647ad2b4" | |
| * Replace "xxxxxxxx" by that address e.g. 647ad2b4 | |
| bp xxxxxxxx ".echo MarshalingControl creation detected. Callstack follows.;!clrstack;.echo ==============================;gc" | |
| g | |
| * Analyze every output of "MarshalingControl creation detected. Callstack follows." |
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