Unreal Engine Issues
Unreal Engine Issues
"Snap to Target, Keep World Scale" when attaching doesn't work properly if parent is scaled.
UE - Gameplay - Nov 11, 2015See UDN thread, which includes suggested fix. https://udn.unrealengine.com/questions/267677/attachactortocomponent-scale-issue-with-scaled-com.html ...
When moving actors to the current level, their label is reset and displayed incorrectly on the Scene Outliner until the next time it is refreshed
UE - Editor - Verse Class Editor - Jul 14, 2025This is a regression, it worked correctly up to UE 5.4, but repros on UE 5.5 and 5.6. Also, this seems related to [Link Removed] ...
Packaged Android file sizes have increased dramatically
UE - Foundation - Core - Cooker - Mar 6, 2015Multiple users on AnswerHub and forums have reported seeing very large increases on their packaged Android projects. One user reported being unable to get the Tappy project itself down to less than ...
Blueprints break when implementing a duplicated BP interface along with the original
UE - Framework - Blueprint - Mar 1, 2024When duplicating a blueprint interface, the GraphGuids of the original BP interface's function graphs are unchanged: function graphs across the two BP interfaces now have the same GraphGuid. This is ...
Auto-Save failing, pulling old saves and blocks users from continuing
UE - Editor - May 15, 2023Reporting an issue where are users are getting prompted to auto-save, but then it appears to fail and asks them to manually save. They're being prompted with outdated save files, but get stuck in a ...
FBodyInstance SetCollisionEnabled not properly checking physics state.
UE - Simulation - Physics - Dec 12, 2016FBodyInstance::SetCollisionEnabled uses an incomplete conditional to determine whether or not it's in a Simulating or Non-Simulating state. This can cause cases where RecreatePhysicsState doesn't pr ...
UAT crashing at end of build calling FScopedSceneLock_Chaos::LockScene()
UE - Runtime - Simulation - Nov 7, 2024UAT has intermittent crashes at the end of packaging. Looks related to [Link Removed] . Could be that the solver is being destructed after the null check earlier in the function if this is multit ...
Instanced Static Mesh does not apply World Aligned Material correctly
UE - Graphics Features - Aug 22, 2016If you apply a material that uses World Aligned Blend to an instanced static mesh, it will display differently than an non-instanced static mesh with identical settings. They only look identical if ...
Ragdoll replication on server side is not replicated correctly on client
UE - Networking - Dec 2, 2014Ragdoll replication on server side is not replicated correctly on client. The client will see the server players ragdoll dissappear and reappear at the 0,0,0 origin point. AnswerHub Posts: https: ...
Client Receives Incorrect Parent on Server Detachment if AttachParent Is Null
UE - Networking - Apr 6, 2017User Description: In USceneComponent::PreNetReceive the old (in this case, non-null) AttachParent is being cached into NetOldAttachParent. In USceneComponent::PostRepNotifies, AttachParent and NetO ...