Steps to reproduce/My Firefox details before crash. [1] 3 Firefox windows open. 1st window with 3 tabs, 2nd window with 4 tabs and the third window of ChatZilla. [2] ChatZilla has 4 channels joined in moznet. [3] Crash! [Crash reporter screen pops up] [4] Restart browser after sending crash report. [5] Session restores the rest of the windows except ChatZilla. Crash : bp-3f7dc924-8d98-4f76-aab8-708142130709

There was also a download in progress, a big mp4 file, Firefox restarted the download instead of continuing it from the size it was left at in the .PART file.

(In reply to Sudheesh Singanamalla (:ShellHacker) from comment #0) > Crash : bp-3f7dc924-8d98-4f76-aab8-708142130709 Frame Module Signature Source 0 xul.dll gfxContext::PushGroupAndCopyBackground(gfxASurface::gfxContentType) gfx/thebes/gfxContext.cpp 1 xul.dll mozilla::layers::BasicLayerManager::PushGroupForLayer(gfxContext *,mozilla::layers::Layer *,nsIntRegion const &,bool *) gfx/layers/basic/BasicLayerManager.cpp 2 @0x1cfad6d0 3 xul.dll mozilla::layers::BasicLayerManager::PaintSelfOrChildren(mozilla::layers::PaintContext &,gfxContext *) gfx/layers/basic/BasicLayerManager.cpp 4 xul.dll mozilla::layers::BasicLayerManager::PaintLayer(gfxContext *,mozilla::layers::Layer *,void (*)(mozilla::layers::ThebesLayer *,gfxContext *,nsIntRegion const &,nsIntRegion const &,void *),void *,mozilla::layers::ReadbackProcessor *) gfx/layers/basic/BasicLayerManager.cpp 5 xul.dll mozilla::layers::BasicLayerManager::PaintSelfOrChildren(mozilla::layers::PaintContext &,gfxContext *) gfx/layers/basic/BasicLayerManager.cpp 6 xul.dll mozilla::layers::BasicLayerManager::PaintLayer(gfxContext *,mozilla::layers::Layer *,void (*)(mozilla::layers::ThebesLayer *,gfxContext *,nsIntRegion const &,nsIntRegion const &,void *),void *,mozilla::layers::ReadbackProcessor *) gfx/layers/basic/BasicLayerManager.cpp 7 xul.dll mozilla::layers::BasicLayerManager::EndTransactionInternal(void (*)(mozilla::layers::ThebesLayer *,gfxContext *,nsIntRegion const &,nsIntRegion const &,void *),void *,mozilla::layers::LayerManager::EndTransactionFlags) gfx/layers/basic/BasicLayerManager.cpp 8 xul.dll mozilla::layers::BasicLayerManager::EndTransaction(void (*)(mozilla::layers::ThebesLayer *,gfxContext *,nsIntRegion const &,nsIntRegion const &,void *),void *,mozilla::layers::LayerManager::EndTransactionFlags) gfx/layers/basic/BasicLayerManager.cpp 9 xul.dll mozilla::PaintInactiveLayer layout/base/FrameLayerBuilder.cpp 10 xul.dll mozilla::FrameLayerBuilder::DrawThebesLayer(mozilla::layers::ThebesLayer *,gfxContext *,nsIntRegion const &,nsIntRegion const &,void *) layout/base/FrameLayerBuilder.cpp 11 xul.dll gfxContext::Clip() gfx/thebes/gfxContext.cpp 12 xul.dll gfxContext::Clip() gfx/thebes/gfxContext.cpp 13 xul.dll mozilla::layers::ThebesLayerD3D10::DrawRegion(nsIntRegion &,mozilla::layers::Layer::SurfaceMode) gfx/layers/d3d10/ThebesLayerD3D10.cpp 14 xul.dll mozilla::layers::ThebesLayerD3D10::Validate(mozilla::layers::ReadbackProcessor *) gfx/layers/d3d10/ThebesLayerD3D10.cpp 15 xul.dll mozilla::layers::ContainerLayerD3D10::Validate() gfx/layers/d3d10/ContainerLayerD3D10.cpp 16 xul.dll mozilla::layers::LayerManagerD3D10::Render(mozilla::layers::LayerManager::EndTransactionFlags) gfx/layers/d3d10/LayerManagerD3D10.cpp 17 xul.dll mozilla::layers::LayerManagerD3D10::EndTransaction(void (*)(mozilla::layers::ThebesLayer *,gfxContext *,nsIntRegion const &,nsIntRegion const &,void *),void *,mozilla::layers::LayerManager::EndTransactionFlags) gfx/layers/d3d10/LayerManagerD3D10.cpp 18 xul.dll nsDisplayList::PaintForFrame(nsDisplayListBuilder *,nsRenderingContext *,nsIFrame *,unsigned int) layout/base/nsDisplayList.cpp 19 xul.dll nsLayoutUtils::PaintFrame(nsRenderingContext *,nsIFrame *,nsRegion const &,unsigned int,unsigned int) layout/base/nsLayoutUtils.cpp 20 xul.dll PresShell::Paint(nsView *,nsRegion const &,unsigned int) layout/base/nsPresShell.cpp 21 xul.dll nsViewManager::ProcessPendingUpdatesForView(nsView *,bool) view/src/nsViewManager.cpp 22 xul.dll nsRefreshDriver::Tick(__int64,mozilla::TimeStamp) layout/base/nsRefreshDriver.cpp 23 xul.dll nsTArray_Impl<nsRefPtr<nsRefreshDriver>,nsTArrayInfallibleAllocator>::AppendElements<nsRefPtr<nsRefreshDriver> >(nsRefPtr<nsRefreshDriver> const *,unsigned int) obj-firefox/dist/include/nsTArray.h 24 xul.dll nsTArray_Impl<nsCOMPtr<nsIContent>,nsTArrayInfallibleAllocator>::RemoveElementsAt(unsigned int,unsigned int) obj-firefox/dist/include/nsTArray.h 25 xul.dll nsTimerImpl::Fire() xpcom/threads/nsTimerImpl.cpp 26 nss3.dll nss3.dll@0x5c400