This ensure has occurred with some frequency in the 4.14 and 4.15 releases, and has been reported in the linked UDN post.
Though this Jira links to one specific CrashGroup in CrashReporter, there are actually many more one-offs with slightly different callstacks.
Repro steps unknown
Ensure condition failed: !GSkinCacheSafety || CacheInfo.BaseVertexIndex == BaseVertexIndex [File:C:\Depot\r4\game\Engine\Source\Runtime\Engine\Private\GPUSkinCache.cpp] [Line: 673] SkinCache internal error (Debug: 00000000A1F75980 162 162 5815 0 cloth:0) UE4Editor_Engine!FGPUSkinCache::InternalSetVertexStreamFromCache() [gpuskincache.cpp:669] UE4Editor_Engine!FGPUSkinVertexPassthroughFactoryShaderParameters::SetMesh() [gpuskinvertexfactory.cpp:642] UE4Editor_Renderer!FMeshMaterialShader::SetMesh<FRHIVertexShader * __ptr64>() [shaderbaseclasses.cpp:455] UE4Editor_Renderer!FDepthDrawingPolicy::SetMeshRenderState() [depthrendering.cpp:460] UE4Editor_Renderer!FDepthDrawingPolicyFactory::DrawMesh() [depthrendering.cpp:805] UE4Editor_Renderer!FDeferredShadingSceneRenderer::RenderPrePassViewDynamic() [depthrendering.cpp:916] UE4Editor_Renderer!FDeferredShadingSceneRenderer::RenderPrePassView() [depthrendering.cpp:1041] UE4Editor_Renderer!FDeferredShadingSceneRenderer::RenderPrePass() [depthrendering.cpp:1330] UE4Editor_Renderer!FDeferredShadingSceneRenderer::Render() [deferredshadingrenderer.cpp:774] UE4Editor_Renderer!RenderViewFamily_RenderThread() [scenerendering.cpp:1731] UE4Editor_Renderer!TGraphTask<`FRendererModule::BeginRenderingViewFamily'::`21'::EURCMacro_FDrawSceneCommand>::ExecuteTask() [taskgraphinterfaces.h:883] UE4Editor_Core!FNamedTaskThread::ProcessTasksNamedThread() [taskgraph.cpp:956] UE4Editor_Core!FNamedTaskThread::ProcessTasksUntilQuit() [taskgraph.cpp:703] UE4Editor_RenderCore!RenderingThreadMain() [renderingthread.cpp:328] UE4Editor_RenderCore!FRenderingThread::Run() [renderingthread.cpp:470] UE4Editor_Core!FRunnableThreadWin::Run() [windowsrunnablethread.cpp:76]
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-43916 in the post.
| 0 |
| Component | UE - Graphics Features |
|---|---|
| Affects Versions | 4.14, 4.15 |
| Target Fix | 4.16 |
| Created | Apr 12, 2017 |
|---|---|
| Resolved | Apr 13, 2017 |
| Updated | Apr 27, 2018 |