Hi,

We've fixed several issues like this one lately, can you try the 5.3 beta
to see if it works better?

If not, please open a bug report (http://bugzilla.xamarin.com) with a test
case and we'll have a look at it.

Rolf

On Mon, May 21, 2012 at 5:03 PM, Eric J. M. Smith <[email protected]> wrote:

> Greetings,
>
> When running in the debugger, my app crashes with a SIGSEGV (stacktrace
> appended to this email).  It only appears to happen when the debugger is
> about to hit a particular breakpoint in my code; if I remove/disable that
> breakpoint, no crash occurs.  Other breakpoints work fine, so I'm not sure
> why this one fails, except to note that the offending line of code is
> executed on worker thread, not the main thread.
>
> Is this a known issue with the debugger, or something new I should report?
>  This is with MonoDevelop 3.0.1 and MonoTouch 5.2.11.
>
> Thanks,
>
> Eric Smith
> Tarkvara Design Inc.
>
>
> Native stacktrace:
>
>        0   SevenAgesTouch                      0x0009094c
> mono_handle_native_sigsegv + 284
>        1   SevenAgesTouch                      0x00005cd8
> mono_sigsegv_signal_handler + 248
>        2   libSystem.B.dylib                   0x9006a05b _sigtramp + 43
>        3   ???                                 0xffffffff 0x0 + 4294967295
>        4   SevenAgesTouch                      0x000b39b9 add_var + 105
>        5   SevenAgesTouch                      0x000b3f09 frame_commands +
> 1241
>        6   SevenAgesTouch                      0x000ae048 debugger_thread
> + 30088
>        7   SevenAgesTouch                      0x001d76ea
> thread_start_routine + 154
>        8   SevenAgesTouch                      0x001feadd GC_start_routine
> + 93
>        9   libSystem.B.dylib                   0x90031259 _pthread_start +
> 345
>        10  libSystem.B.dylib                   0x900310de thread_start + 34
>
> =================================================================
> 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.
> =================================================================
>
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> [email protected]
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>
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