Unreal Engine Issues
Unreal Engine Issues
Resetting the Location of an Actor Not Created at 0,0,0 Does Not Reset it to Default
UE - Gameplay - Blueprint - Sep 7, 2016When attempting to reset the location of an actor blueprint instance that was not created off of an empty actor placed at 0,0,0, the location gets set back to the original location of the empty acto ...
StableSpringsSystem has lots of warnings
UE - Simulation - Visual - Apr 6, 2026System successfully compiled with 16 warnings. /Engine/Generated/NiagaraEmitterInstance.ush:2732:250: note: variable 'OutMaterialMultiplier' is declared here void SolveDistanceSpringMaterial_Emitter ...
Crash when a StateTree-related Parameter is of a type that includes two nested arrays with the same name (due to FPropertyChangedEvent::ArrayIndicesPerObject using array names to map to their changed indices)
UE - Framework - Dec 19, 2025This issue was reported in the context of adding and setting parameters on StateTrees, Tasks and related assets, but its root cause lies in the structure FPropertyChangedEvent and can possibly affec ...
Editor crash on level load when bUseActorFolders is true after dragging Actor into another folder in the Outliner
UE - World Creation - Worldbuilding Tools - OFPA - Mar 7, 2023From licensee: Hello! Our level streaming setup enables the bUseActorFolders on our levels. When moving the Actor into another folder via the Outline, the editor will crash on the next load Assert ...
[CrashReport][Crash] Engine!FSceneViewport::UpdateViewportRHI() [SceneViewport.cpp]
UE - Rendering - Architecture - RHI - May 29, 2026#200 crash out of 2101 in UE 5.8 on Windows#34 crash for UE - Rendering - Architecture in UE 5.8 on Windows#20 crash for UE - Rendering - Architecture - RHI in UE 5.8 on WindowsAssertion failed: IsI ...
Failure packaging for Android with Configure for deployment to Daydream enabled
UE - Platform - Mobile - Jan 5, 2017Found on: 4.15 Binary CL-3247232 Unable to package for android when Configure for deployment to Daydream is selected. (Packaging without it enabled succeeds even with the same other settings, but c ...
Some instances spawned by NeagaraDataInterfaceChaosDestruction breaking event will be set location to the world origin
UE - Niagara - Data Interface - Nov 29, 2024The following code can often be found in UNiagaraDataInterfaceChaosDestruction.const int32 ParticleID = ParticleIDParam.GetAndAdvance() - LastSpawnedPointID + 1; The LastSpawnedPointID is usual ...
Path not found during exporting XMPs with the exportXMP command
RS - Alignment - Apr 8, 2026Found in 2.1.1.11916 (R211). RS fails to export the XMPs when certain settings are remembered in RS (Attached rscofig file). This is a regression and didn't occur in the last RS 2.1 public release. ...
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 ...
Rendering with a singe frame custom frame range in the MRQ with temporal sampling renders 2 frames instead
UE - Anim - Sequencer - MRQ - Jan 27, 2023Temporal samples cause more than one frame to be rendered with a custom range of 1 frame ...