[Qt] uclibc + libqt4intf- EAccessViolation : Access violation

zeljko zeljko at holobit.net
Mon Feb 1 13:06:25 CET 2010


On Monday 01 February 2010 11:41, Nataraj S Narayan wrote:
> Hi
>
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 1024 (LWP 495)]
> 0x00000000 in ?? ()
> (gdb) bt
> #0  0x00000000 in ?? ()
> #1  0x401c0ab4 in QObject_hook::eventFilter () from /usr/lib/libqt4intf.so
> #2  0x40456424 in QCoreApplicationPrivate::sendThroughObjectEventFilters ()
>    from /usr/armel-311009/lib/libQtCore.so.4
> #3  0x40721d64 in QApplicationPrivate::notify_helper ()
>    from /usr/armel-311009/lib/libQtGui.so.4
> #4  0x407243cc in QApplication::notify ()
>    from /usr/armel-311009/lib/libQtGui.so.4
> #5  0x404560f4 in QCoreApplication::notifyInternal ()
>    from /usr/armel-311009/lib/libQtCore.so.4
> #6  0x4076334c in QWidget::ensurePolished ()
>    from /usr/armel-311009/lib/libQtGui.so.4
> #7  0x407633d4 in QWidget::ensurePolished ()
>    from /usr/armel-311009/lib/libQtGui.so.4
> #8  0x40771d0c in QWidget::setVisible ()
>    from /usr/armel-311009/lib/libQtGui.so.4
> #9  0x401bff5c in QWidget::show () from /usr/lib/libqt4intf.so
> #10 0x40116de8 in QWidget_show () from /usr/lib/libqt4intf.so
> #11 0x0000968c in TMAINFORM__CREATE (vmt=0x37c2c, this=0x5bb4c)
>     at concentric.pas:214
> #12 0x00009874 in TAPPLICATION__CREATE (vmt=0x37d1c, this=0x4b4fc)
>     at concentric.pas:241
> #13 0x00009958 in main () at concentric.pas:254

What code is inside concentric.pas ? It seem that widget is trying to set it's 
visiblity inside TMainForm.Create before handle is created or something like 
that. I cannot give you more information without code from concentric.pas.

zeljko




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