this application crashes happens when there is only one virtual disk --- On Sun, 8/16/09, Huihong Luo <[email protected]> wrote:
From: Huihong Luo <[email protected]> Subject: a process crash bug To: [email protected] Date: Sunday, August 16, 2009, 11:04 PM Sometimes, the virtualbox gui crashes when a hard disk is deleted from media dialog. see the following call stack. (in amd64 host), happens also on 32-bit host seems crashed from VBoxMediaManagerDLg.cpp line 1441, Unhandled exception at 0x6709d624 in VirtualBox.exe: 0xC0000005: Access violation reading location 0x0000000000000000. if (item) { QString usage = item->usage().isNull() ? formatPaneText (tr ("<i>Not Attached</i>"), false) : formatPaneText (item->usage()); if (item->treeWidget() == mHardDiskView) { mHdsPane1->setText (formatPaneText (item->location(), true, "end")); mHdsPane2->setText (formatPaneText (QString ("%1 (%2)").arg (item->hardDiskType()) .arg (item->hardDiskFormat()), false)); <======== line 1441 mHdsPane3->setText (usage); } call stack: QtCore4.dll!000000006709d624() [Frames below may be incorrect and/or missing, no symbols loaded for QtCore4.dll] QtCore4.dll!000000006709d7a5() > VirtualBox.exe!VBoxMediaManagerDlg::processCurrentChanged(QTreeWidgetItem * >aItem=0x0000000000000020, QTreeWidgetItem * aPrevItem=0x00000000007b4a70) >Line 1441 + 0x189 bytes C++ VirtualBox.exe!VBoxMediaManagerDlg::qt_metacall(QMetaObject::Call _c=9135792, int _id=1219528, void * * _a=0x0000000000000067) Line 121 + 0x16 bytes C++ QtCore4.dll!0000000067183fef() QtCore4.dll!000000006718436f() QtGui4.dll!0000000065606761() QtGui4.dll!00000000656167d2() VirtualBox.exe!QITreeWidget::qt_metacall(QMetaObject::Call _c=43623440, int _id=1219992, void * * _a=0x0000000002a25aa0) Line 63 C++ QtCore4.dll!0000000067183fef() QtCore4.dll!000000006718436f() QtGui4.dll!00000000655d4a4a() QtGui4.dll!000000006557a605() QtGui4.dll!000000006560ba72() VirtualBox.exe!VBoxMediaManagerDlg::processCurrentChanged(QTreeWidgetItem * aItem=0x0000000000000000, QTreeWidgetItem * aPrevItem=0x00000000007b4a70) Line 1399 + 0x7e bytes C++ VirtualBox.exe!VBoxMediaManagerDlg::qt_metacall(QMetaObject::Call _c=9135792, int _id=1221352, void * * _a=0x0000000000000067) Line 121 + 0x16 bytes C++ QtCore4.dll!0000000067183fef() QtCore4.dll!000000006718436f() QtGui4.dll!0000000065606761() QtGui4.dll!00000000656167d2() VirtualBox.exe!QITreeWidget::qt_metacall(QMetaObject::Call _c=InvokeMetaMethod, int _id=0, void * * _a=0x0000000002a25aa0) Line 63 C++ QtCore4.dll!0000000067183fef() QtCore4.dll!000000006718436f() QtGui4.dll!00000000655dd4d5() QtGui4.dll!00000000655e08ac() QtCore4.dll!0000000067183fef() QtCore4.dll!000000006718436f() QtCore4.dll!00000000671c6d63() QtCore4.dll!000000006715ed5b() QtGui4.dll!000000006560ac1d() QtGui4.dll!000000006560b30d() VirtualBox.exe!MediaItem::`scalar deleting destructor'() + 0x30 bytes C++ VirtualBox.exe!VBoxMediaManagerDlg::mediumRemoved(VBoxDefs::MediaType aType=1221552, const QString & aId={...}) Line 914 C++ VirtualBox.exe!VBoxMediaManagerDlg::qt_metacall(QMetaObject::Call _c=1079203984, int _id=1222568, void * * _a=0x0000000000000009) Line 109 + 0x12 bytes C++ QtCore4.dll!0000000067183fef() QtCore4.dll!000000006718436f() VirtualBox.exe!VBoxGlobal::mediumRemoved(VBoxDefs::MediaType _t1=MediaType_HardDisk, const QString & _t2={...}) Line 215 C++ VirtualBox.exe!VBoxGlobal::removeMedium(VBoxDefs::MediaType aType=MediaType_HardDisk, const QString & aId={...}) Line 2611 C++ VirtualBox.exe!VBoxMediaManagerDlg::doRemoveMedium() Line 1117 C++ VirtualBox.exe!VBoxMediaManagerDlg::qt_metacall(QMetaObject::Call _c=9160240, int _id=0, void * * _a=0x0000000000000006) Line 115 + 0x8 bytes C++ QtCore4.dll!0000000067183fef() QtCore4.dll!0000000067184402() QtGui4.dll!000000006500be6d() QtGui4.dll!00000000653da539() QtGui4.dll!00000000653da897() QtGui4.dll!00000000654c997f() QtGui4.dll!0000000065086d45() QtGui4.dll!0000000065020d66() QtGui4.dll!0000000065025e71() QtCore4.dll!0000000067167376() QtGui4.dll!0000000065025288() QtGui4.dll!000000006509495f() QtGui4.dll!0000000065097ac6() user32.dll!0000000077c439fc() user32.dll!0000000077c43e9c() QtCore4.dll!000000006719ca00() QtGui4.dll!0000000065096cd5() QtCore4.dll!0000000067166fd1() QtCore4.dll!000000006716bc09() VirtualBox.exe!TrustedMain(int argc=1, char * * argv=0x0000000000000000, char * * __formal=0x00000000007e7e60) Line 554 + 0x6 bytes C++ VirtualBox.exe!main(int argc=1, char * * argv=0x0000000000000001, char * * envp=0x0000000000000001) Line 647 C++ VirtualBox.exe!WinMain() + 0x236 bytes C++ VirtualBox.exe!__tmainCRTStartup() Line 589 + 0x26 bytes C kernel32.dll!0000000077d596cc()
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