[Mono-list] Re: Another crash, this time more informative

Nikki Locke nikki at trumphurst.com
Wed May 31 05:30:06 EDT 2006

Nikki Locke wrote:
> I just got another native code crash in my application. 
> Any ideas what to do now? 
> It said... 
> ================================================================= 
> Got a SIGSEGV while executing native code. This usually indicates 
> a fatal error in the mono runtime or one of the native libraries 
> used by your application. 
> ================================================================= 

I suspect this was caused by calling Invalidate on a Windows.Form from the 
wrong thread. I am aware that you should not do this, but I suspect the error 
should have been trapped before it caused a SIGSEV.

I have reported it as a bug at


If more information is needed, I will try to create a simple test application 
which reproduces the problem.

Nikki Locke, Trumphurst Ltd.      PC & Unix consultancy & programming

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