Description

Editor crashes in Content Examples when the user filters for Animation Sequences while having the Animation level open.

I was not able to reproduce this crash in UE4/Main.

Steps to Reproduce
  1. Launch ContentExamples in editor.
  2. Open the Animation level.
  3. In the Content Browser, filter for Animation Sequence.

RESULT:

Crash

Callstack

Assertion failed: MorphTargetWeights.Num() == SkeletalMesh->MorphTargets.Num() [Link Removed] [Line: 371]

UE4Editor_Engine!USkinnedMeshComponent::CreateRenderState_Concurrent() skinnedmeshcomponent.cpp:372
UE4Editor_Engine!USkeletalMeshComponent::SetSkeletalMesh() skeletalmeshcomponent.cpp:1498
UE4Editor_UnrealEd!FAnimationSequenceThumbnailScene::SetAnimation() thumbnailhelpers.cpp:635
UE4Editor_UnrealEd!UAnimSequenceThumbnailRenderer::Draw() animsequencethumbnailrenderer.cpp:26
UE4Editor_UnrealEd!ThumbnailTools::RenderThumbnail() objecttools.cpp:3827
UE4Editor_UnrealEd!FAssetThumbnailPool::Tick() assetthumbnail.cpp:969
UE4Editor_UnrealEd!FTickableEditorObject::TickObjects() tickableeditorobject.h:15
UE4Editor_UnrealEd!UEditorEngine::Tick() editorengine.cpp:1117
UE4Editor_UnrealEd!UUnrealEdEngine::Tick() unrealedengine.cpp:368
UE4Editor!FEngineLoop::Tick() launchengineloop.cpp:2800
UE4Editor!GuardedMain() launch.cpp:156
UE4Editor!GuardedMainWrapper() launchwindows.cpp:126
UE4Editor!WinMain() launchwindows.cpp:200
UE4Editor!__scrt_common_main_seh() exe_common.inl:264
kernel32!<Unknown>
ntdll!<Unknown>

Have Comments or More Details?

There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-31398 in the post.

0
Login to Vote

Fixed
ComponentOLD - Anim
Affects Versions4.13
Target Fix4.13
Fix Commit2992885
Main Commit2994701
CreatedMay 27, 2016
ResolvedMay 27, 2016
UpdatedMay 18, 2020
View Jira Issue