This is a common crash that has been affecting users since at least 4.15. This may be the same issue as [Link Removed], which was closed due to inactivity
User Descriptions
Source Context
31 if( Resource && 32 Resource->IsInitialized() ) 33 { 34 Result = static_cast<FTextureRenderTargetResource*>( Resource ); 35 } 36 return Result; 37 } 38 39 40 FTextureRenderTargetResource* UTextureRenderTarget::GameThread_GetRenderTargetResource() 41 { 42 check( IsInGameThread() ); 43 ***** return static_cast< FTextureRenderTargetResource*>( Resource ); 44 } 45 46 47 FTextureResource* UTextureRenderTarget::CreateResource() 48 { 49 return NULL; 50 }
Same repro steps as in [Link Removed]
Access violation - code c0000005 (first/second chance not available) UE4Editor_Engine!UTextureRenderTarget::GameThread_GetRenderTargetResource() [texturerendertarget.cpp:44] UE4Editor_UMG!FWidgetRenderer::DrawWindow() [widgetrenderer.cpp:161] UE4Editor_UMG!FWidgetRenderer::DrawWindow() [widgetrenderer.cpp:96] UE4Editor_UMG!UWidgetComponent::DrawWidgetToRenderTarget() [widgetcomponent.cpp:1036] UE4Editor_UMG!UWidgetComponent::TickComponent() [widgetcomponent.cpp:914] UE4Editor_Engine!FActorComponentTickFunction::ExecuteTickHelper<<lambda_00d9c935eb8c907965991feb76bc5b0f> >() [actor.h:3100] UE4Editor_Engine!FActorComponentTickFunction::ExecuteTick() [actorcomponent.cpp:786] UE4Editor_Engine!FTickFunctionTask::DoTask() [ticktaskmanager.cpp:269] UE4Editor_Engine!TGraphTask<FTickFunctionTask>::ExecuteTask() [taskgraphinterfaces.h:784] UE4Editor_Core!FNamedTaskThread::ProcessTasksNamedThread() [taskgraph.cpp:650] UE4Editor_Core!FNamedTaskThread::ProcessTasksUntilIdle() [taskgraph.cpp:570] UE4Editor_Engine!FTickTaskSequencer::ReleaseTickGroup() [ticktaskmanager.cpp:555] UE4Editor_Engine!FTickTaskManager::RunTickGroup() [ticktaskmanager.cpp:1450] UE4Editor_Engine!UWorld::RunTickGroup() [leveltick.cpp:758] UE4Editor_Engine!UWorld::Tick() [leveltick.cpp:1395] UE4Editor_UnrealEd!UEditorEngine::Tick() [editorengine.cpp:1643] UE4Editor_UnrealEd!UUnrealEdEngine::Tick() [unrealedengine.cpp:396] UE4Editor!FEngineLoop::Tick() [launchengineloop.cpp:3215] UE4Editor!GuardedMain() [launch.cpp:166] UE4Editor!GuardedMainWrapper() [launchwindows.cpp:134] UE4Editor!WinMain() [launchwindows.cpp:210] UE4Editor!__scrt_common_main_seh() [exe_common.inl:253] kernel32!BaseThreadInitThunk() ntdll!RtlUserThreadStart()
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There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-47612 in the post.
| 1 |
| Component | UE - Editor - UI Systems |
|---|---|
| Affects Versions | 4.15, 4.16, 4.17 |
| Target Fix | 4.17 |
| Created | Jul 21, 2017 |
|---|---|
| Resolved | Jul 24, 2017 |
| Updated | Apr 27, 2018 |