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

[Nikki Locke]

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.
=================================================================

Stacktrace:

in (wrapper managed-to-native) 
System.Drawing.GDIPlus:GdipCreateFromXDrawable_linux 
(intptr,intptr,intptr&) <0x4>
in (wrapper managed-to-native) 
System.Drawing.GDIPlus:GdipCreateFromXDrawable_linux 
(intptr,intptr,intptr&) <0xffffffbe>
in System.Drawing.Graphics:FromXDrawable (intptr,intptr) (at /var/src/mono
-1.1.15/mcs/class/System.Drawing/System.Drawing/Graphics.cs:1746)
in System.Drawing.Graphics:FromHwnd (intptr) (at /var/src/mono-
1.1.15/mcs/class/System.Drawing/System.Drawing/Graphics.cs:1706)
in System.Windows.Forms.XplatUIX11:PaintEventStart (intptr,bool) (at 
/var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/XplatUIX11.cs:3
572)
in System.Windows.Forms.XplatUI:PaintEventStart (intptr,bool) (at 
/var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/XplatUI.cs:593)
in System.Windows.Forms.Control:WndProc (System.Windows.Forms.Message&) (at 
/var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Control.cs:3747
)
in System.Windows.Forms.ScrollableControl:WndProc 
(System.Windows.Forms.Message&) (at /var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/ScrollableContr
ol.cs:584)
in System.Windows.Forms.ContainerControl:WndProc 
(System.Windows.Forms.Message&) (at /var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/ContainerContro
l.cs:336)
in System.Windows.Forms.Form:WndProc (System.Windows.Forms.Message&) (at 
/var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Form.cs:1821)
in ControlNativeWindow:WndProc (System.Windows.Forms.Message&) (at 
/var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Control.cs:160)
in System.Windows.Forms.NativeWindow:WndProc 
(intptr,System.Windows.Forms.Msg,intptr,intptr) (at /var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/NativeWindow.cs
:146)
in System.Windows.Forms.XplatUIX11:DispatchMessage 
(System.Windows.Forms.MSG&) (at /var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/XplatUIX11.cs:2
562)
in System.Windows.Forms.XplatUI:DispatchMessage (System.Windows.Forms.MSG&) 
(at /var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/XplatUI.cs:408)
in System.Windows.Forms.Application:RunLoop 
(bool,System.Windows.Forms.ApplicationContext) (at /var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Application.cs:
395)
in System.Windows.Forms.Application:Run (System.Windows.Forms.Form) (at 
/var/src/mono-
1.1.15/mcs/class/Managed.Windows.Forms/System.Windows.Forms/Application.cs:
292)
in SpecSoft.EPOS.TransactionClient.FormMain:Main (string[]) (at 
/home/epos/src/ClientTestApp/FormMain.cs:173)
in (wrapper runtime-invoke) System.Object:runtime_invoke_void_string[] 
(object,intptr,intptr,intptr) <0x72c2f1e>

Native stacktrace:

        mono(mono_handle_native_sigsegv+0x80) [0x812e9b4]
        mono [0x811b130]
        /lib/tls/libpthread.so.0 [0xde9880]
        /lib/tls/libc.so.6(malloc+0x81) [0xbe80b1]
        /usr/lib/libgdiplus.so(GdipAlloc+0x1e) [0x12ad1d]
        /usr/lib/libgdiplus.so(GdipCreateMatrix+0x5b) [0x14e360]
        /usr/lib/libgdiplus.so(gdip_graphics_init+0xa4) [0x12bc6c]
        /usr/lib/libgdiplus.so(gdip_graphics_new+0x37) [0x12bd7b]
        /usr/lib/libgdiplus.so(GdipCreateFromXDrawable_linux+0xd6) 
[0x12cbb4]
        [0x3a4b9b]
        [0x3a4b27]
        [0x3a4a61]
        [0x3c9a5a]
        [0x3c99c3]
        [0x35d6a1]
        [0x35d2d6]
        [0x35d2be]
        [0x35c0a2]
        [0x35acbd]
        [0x35ab47]
        [0x3c990f]
        [0x3c98ee]
        [0x356a9f]
        [0x356465]
        [0xdfdd01]
        [0xdfc7c3]
        mono(mono_runtime_exec_main+0x4f) [0x80bf6b7]
        mono(mono_runtime_run_main+0x1c2) [0x80bf98a]
        mono(mono_main+0xeb7) [0x805cc97]
        mono [0x805b9c3]
        /lib/tls/libc.so.6(__libc_start_main+0xd3) [0xb98e23]
        mono(dl_iterate_phdr+0x171) [0x805b925]

** (Specsoft.EPOS.ClientTestApp.exe:6285): WARNING **: 
ves_icall_System_Threading_Thread_Thread_internal: CreateThread error 0x0


-- 
Nikki Locke, Trumphurst Ltd.      PC & Unix consultancy & programming
http://www.trumphurst.com/