Go to bugzilla and type in any bug number. Don't hit the find button, but instead press return. You'll crash with the following stack crawl: PowerPC access exception at 05D53A7C nsWindow::GetParent()+00028 Calling chain using A6/R1 links Back chain ISA Caller 00000000 PPC 021C727C 02BA62C0 PPC 021C63A8 main+00630 02BA61E0 PPC 05D8427C nsAppShellService::Run()+00020 02BA61A0 PPC 05D73E70 nsAppShell::Run()+00108 02BA60C0 PPC 05D7481C nsMacMessagePump::DoMessagePump()+001E4 02BA6050 PPC 05ED2050 Repeater::DoRepeaters(const EventRecord&)+00034 02BA6010 PPC 05ECA3A8 TimerPeriodical::RepeatAction(const EventRecord&)+ 00074 02BA5FC0 PPC 05EC9E1C TimerImpl::Fire()+0005C 02BA5F70 PPC 05CE90A4 nsNetlibService::NetPollSocketsCallback(nsITimer*, void*)+0004C 02BA5F30 PPC 05CC0CDC NET_PollSockets+00034 02BA5EE0 PPC 05CBBC5C NET_ProcessNet+00520 02BA5B40 PPC 05CDFBAC net_ProcessHTTP+000E4 02BA56C0 PPC 05CDEC80 net_setup_http_stream+0093C 02BA5600 PPC 05CF1084 NET_StreamBuilder+00174 02BA5590 PPC 05CE1DBC NET_ChunkedDecoderStream+00110 02BA5540 PPC 05CF1124 NET_StreamBuilder+00214 02BA54D0 PPC 05CAA2F8 NET_CacheConverter+000F0 02BA5420 PPC 05CF1124 NET_StreamBuilder+00214 02BA53B0 PPC 05CED574 NET_NGLayoutConverter+00158 02BA5350 PPC 05BC7774 nsDocumentBindInfo::OnStartBinding(nsIURL*, const char*)+00140 02BA52F0 PPC 05BCE3E4 nsWebShell::Embed(nsIContentViewer*, const char*, nsISupports*)+ 0012C 02BA5290 PPC 05BC94C0 DocumentViewerImpl::Init(void*, nsIDeviceContext*, nsIPref*, con st nsRect&, nsScrollPreference)+0025C 02BA5210 PPC 05BCAB6C DocumentViewerImpl::MakeWindow(void*, const nsRect&, nsScrollPre ference)+001E8 02BA51A0 PPC 05D53D08 nsWindow::SetFocus()+00028 02BA5160 PPC 05D56688 nsToolkit::SetFocus(nsWindow*)+00084 02BA50F0 PPC 05D59FE4 nsTextWidget::DispatchWindowEvent(nsGUIEvent&)+00520 02BA4FB0 PPC 05D5466C nsWindow::StartDraw(nsIRenderingContext*)+00048 02BA4F60 PPC 05D631E0 nsBaseWidget::GetRenderingContext()+00080 02BA4F00 PPC 05C1C8E4 nsRenderingContextMac::Init(nsIDeviceContext*, nsIWidget*)+000B0 02BA4E40 PPC 05C26284 nsDrawingSurfaceMac::Init(nsIWidget*)+00040 02BA4E00 PPC 05C1BF08 GraphicState::Init(nsIWidget*)+00038 02BA4DB0 PPC 05D53B44 nsWindow::GetNativeData(unsigned int)+00074 02BA4D50 PPC 05D55E78 nsWindow::LocalToWindowCoordinate(nsPoint&)+0002C 02BA4D10 PPC 05D55DC4 nsWindow::ConvertToDeviceCoordinates(int&, int&)+ 0002C 02BA4CD0 PPC 05D5591C nsWindow::CalcOffset(int&, int&)+00040 Closing log This appears to be mac only.

Reassiging to Pierre since it is Mac specific.

fixed

Works fine with both Return and Enter keys, 23 March build, Mac OS 8.5.1.