Unreal Engine Issues
Unreal Engine Issues
'Missing Receipt' error after disabling plugin in binary build and repackaging
UE - Foundation - Cpp Tools - Oct 18, 2018This was originally found with Android Launch On but also occurs Launching on to Windows with a new project. This will not reproduce when using a build from PerforceogPlayLevel: Setting up ProjectP ...
BlendSpace Loop Boundary Produces Inconsistent Sync Marker Data andTriggers an AnimSequence Follower Assertion
UE - Runtime - Animation - Jul 22, 2026Summary In UE 5.7.4, when a looping BlendSpace with Match Sync Phases enabled plays as a SyncGroup Leader and crosses its loop boundary during a transition to an external AnimSequenceFollower in th ...
[CrashReport] UE4Editor_CoreUObject!StaticConstructObject_Internal() [uobjectglobals.cpp:3144]
UE - Gameplay - Jan 24, 2018No user comments in crash group ...
VR Preview Crash when using split screen
UE - Platform - XR - Jun 3, 2016If the user tries to use split screen in the editor along with VR preview, the editor will crash ...
Reparenting a non-widget BP A to UUserWidget then reparenting a widget BP B to A causes an assert when compiled
UE - Gameplay - Blueprint Editor - Apr 12, 2018No user comments in crash group ...
[CrashReport] UE4Editor_Engine!FExpressionInput::Connect() [materialshared.cpp:129]
UE - Graphics Features - Jan 26, 2018User comment from crash group:Saving a material layer blend asset. ...
Physics Asset ignoring Root Bone Rotation collision in Skeletal Mesh.
UE - Simulation - Physics - Dec 20, 2018**Physics collision ignores Capsule Collision, When Skeletal mesh root bone orientation is rotated in the Z-Axis, resulting in unexpected collision behavior. Screen shot has been attached to de ...
Error during packaging if nativizing a blueprint that contains a TMap with a UserDefinedEnum as a key
UE - Gameplay - Blueprint - Jun 17, 2019Certain Map container calls (e.g. Find, Add) will fail to compile at packaging time if a Blueprint class containing a Map variable with a user-defined enumeration as the key type is nativized. This ...
[CrashReport] UE4Editor_Engine!FStaticMeshRenderData::AllocateLODResources() [staticmesh.cpp:775]
UE - Graphics Features - Apr 19, 2018No user comments in crash group 771 void FStaticMeshRenderData::AllocateLODResources(int32 NumLODs) 772 { 773 check(LODResources.Num() == 0); 774 ***** while (LODResour ...
Crash adding subscene to a looped subscene - MovieSceneSequenceTransform.h - WarpCounts.Num() == NestedTransformsSize
zComponent - Archive - Oct 11, 2021Crash adding subscene to a looped subscene. Note this did not repro with brand new sequences not sure what's different about this older content. This also occurs in Release-5.0. ...