(gdb) run Starting program: /Applications/FileZilla.app/Contents/MacOS/filezilla Reading symbols for shared libraries ++++++++++++++++.......................................................................... done Reading symbols for shared libraries . done Reading symbols for shared libraries . done Reading symbols for shared libraries . done Reading symbols for shared libraries . done Reading symbols for shared libraries . done Reading symbols for shared libraries .. done Reading symbols for shared libraries . done Reading symbols for shared libraries . done Program received signal EXC_BAD_ACCESS, Could not access memory. Reason: KERN_PROTECTION_FAILURE at address: 0x01b766c4 0x95adb401 in _SetDstBits32BGRA () (gdb) backtrace #0 0x95adb401 in _SetDstBits32BGRA () #1 0x95b0be21 in PRBFastPatHiliteRunMask32 () #2 0x95aced15 in DevRgn () #3 0x95aceb25 in StdRgn () #4 0x95ace880 in CallRgn () #5 0x94bd6346 in MyDrawingProc () #6 0x95afc581 in CommonDeviceLoop () #7 0x94bd63ec in InvertMyRegion () #8 0x94bd66de in HideDragHilite () #9 0x94c1bddb in CTextensionDrag::HideDragFeedBack () #10 0x94c1c370 in CTextensionDrag::DragInWindow () #11 0x94c1c419 in CTextensionDrag::DragTracking () #12 0x94c3071b in OpaqueTXNObject::DragTracking () #13 0x94c3075c in CEasyTextDrag::ClientDragTracking () #14 0x94c1ab8c in MyDragTrackingProc () #15 0x94ac7602 in CarbonTrackingMapper () #16 0x91a53540 in DoTrackingMessage () #17 0x91a53d80 in SendTrackingMessage () #18 0x91a5377d in DragInApplication () #19 0x91a522de in CoreDragStartDragging () #20 0x94ac73c7 in TrackDrag () #21 0x00282c1e in wxDropSource::DoDragDrop () #22 0x0003e5b2 in CLocalListView::OnBeginDrag () #23 0x003cb4c3 in wxEvtHandler::ProcessEventIfMatches () #24 0x003cb63f in wxEventHashTable::HandleEvent () #25 0x003cba0f in wxEvtHandler::ProcessEvent () #26 0x0032fbc2 in wxWindowBase::TryParent () #27 0x003cb9bc in wxEvtHandler::ProcessEvent () #28 0x003cb9ac in wxEvtHandler::ProcessEvent () #29 0x002959f4 in wxMacListCtrlEventDelegate::ProcessEvent () #30 0x002dd9ac in wxListMainWindow::OnMouse () #31 0x003cb4c3 in wxEvtHandler::ProcessEventIfMatches () #32 0x003cb63f in wxEventHashTable::HandleEvent () #33 0x003cba0f in wxEvtHandler::ProcessEvent () #34 0x003cb9ac in wxEvtHandler::ProcessEvent () #35 0x0034281e in wxScrollHelperEvtHandler::ProcessEvent () #36 0x002c282d in wxMacTopLevelMouseEventHandler () #37 0x002c32b6 in wxMacTopLevelEventHandler () #38 0x949bdfc3 in DispatchEventToHandlers () #39 0x949bd3fd in SendEventToEventTargetInternal () #40 0x949d9e0e in SendEventToEventTarget () #41 0x949ec874 in ToolboxEventDispatcherHandler () #42 0x949be37c in DispatchEventToHandlers () #43 0x949bd3fd in SendEventToEventTargetInternal () #44 0x949d9e0e in SendEventToEventTarget () #45 0x0026afc6 in wxApp::MacHandleOneEvent () #46 0x0026b09f in wxApp::MacDoOneEvent () #47 0x00283d73 in wxEventLoop::Dispatch () #48 0x002f7d3f in wxEventLoopManual::Run () #49 0x002e3e73 in wxAppBase::MainLoop () #50 0x0038ff0a in wxEntry () #51 0x0001e8f8 in main ()