<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">Hi:<br>Does it show a runtime error message. can you get one? in which module is nil dereferencing? could you compare what is the difference when the system uses the gcc backend? <br>Thanks in advance.<br>--- El <b>sáb, 24/10/09, Jay K <i><jay.krell@cornell.edu></i></b> wrote:<br><blockquote style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"><br>De: Jay K <jay.krell@cornell.edu><br>Asunto: [M3devel] mentor/win32<br>Para: "m3devel" <m3devel@elegosoft.com><br>Fecha: sábado, 24 octubre, 2009 9:39<br><br><div id="yiv1763477441">
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Well mentor at least crashes consistently, in head.<br>
<br>
0:012> .lastevent<br>Last event: efc.1240: Access violation - code c0000005 (first chance)<br> debugger time: Sat Oct 24 07:38:32.609 2009 (GMT-7)<br>0:012> u . l1<br>m3vbtkit!ScrollerVBTClass__GetAttributes+0x179 [..\src\lego\WIN32\ScrollerVBTCla<br>ss.m3 @ 167]:<br>01181634 d94000 fld dword ptr [eax]<br>0:012> r eax<br>eax=0000000c<br>0:012> k<br>ChildEBP RetAddr<br>0318f720 011b94e8 m3vbtkit!ScrollerVBTClass__GetAttributes+0x179 [..\src\lego\WI<br>N32\ScrollerVBTClass.m3 @ 167]<br>0318f7f8 011b754e m3vbtkit!ViewportVBT__AddView+0x101e [..\src\lego\ViewportVBT.<br>m3 @ 409]<br>0318f844 01124fc7 m3vbtkit!ViewportVBT__Init+0x30e [..\src\lego\ViewportVBT.m3 @<br> 131]<br>0318f964 011134b1 m3formsvbt!FormsVBT__pViewport+0x512 [..\src\FormsVBT.m3 @ 223<br>2]<br>0318f9c4 0113107a m3formsvbt!FormsVBT__Item+0x48b [..\src\FormsVBT.m3 @ 250]<br>0318f9f0 01117520
m3formsvbt!FormsVBT__OneChild+0xf8 [..\src\FormsVBT.m3 @ 3642]<br>
0318faf8 011134b1 m3formsvbt!FormsVBT__pShape+0x19c [..\src\FormsVBT.m3 @ 948]<br>0318fb58 0113107a m3formsvbt!FormsVBT__Item+0x48b [..\src\FormsVBT.m3 @ 250]<br>0318fb84 011157d5 m3formsvbt!FormsVBT__OneChild+0xf8 [..\src\FormsVBT.m3 @ 3642]<br>
0318fc80 011134b1 m3formsvbt!FormsVBT__pBorder+0x1af [..\src\FormsVBT.m3 @ 782]<br>0318fce0 011313aa m3formsvbt!FormsVBT__Item+0x48b [..\src\FormsVBT.m3 @ 250]<br>0318fd30 0111c3d6 m3formsvbt!FormsVBT__AddChildren+0x2d4 [..\src\FormsVBT.m3 @ 3<br>671]<br>0318fe14 0111c0c8 m3formsvbt!FormsVBT__pHVBox+0x303 [..\src\FormsVBT.m3 @ 1372]<br>0318fe40 011134b1 m3formsvbt!FormsVBT__pVBox+0x22 [..\src\FormsVBT.m3 @ 1353]<br>0318fea0 01111dab m3formsvbt!FormsVBT__Item+0x48b [..\src\FormsVBT.m3 @ 250]<br>0318ff4c 007bac76 m3formsvbt!FormsVBT__Apply+0xa3 [..\src\FormsVBT.m3 @ 84]<br>0318ff8c 007baa96 m3core!ThreadWin32__RunThread+0x195 [..\src\thread\WIN32\Threa<br>dWin32.m3 @ 524]<br>0318ffb4 7c80b729 m3core!ThreadWin32__ThreadBase+0x33 [..\src\thread\WIN32\Threa<br>dWin32.m3 @ 504]<br>0318ffec 00000000 kernel32!BaseThreadStart+0x37<br>0:012><br><br><br>Should be easy to figure out given the consistency.<br>
It is a null deref, offset.<br>
<br> - Jay<br>
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