Unreal Engine Issues
Unreal Engine Issues
Save Data Does Not Delete After Actors in Sequencer are Deleted and File Size Continues to Grow
UE - Anim - Sequencer - Oct 9, 2017Link that the user included with their Answer Hub ticket: https://answers.unrealengine.com/questions/713209/levels-uneditable-editor-stuck-with-updating-asset.html The file size is not maintaining ...
[SolidWorks] Complex assemblies will not import correctly
UE - Editor - Content Pipeline - Datasmith - Importer - Aug 25, 2018Using Solidworks 2017 Service pack 4.1 the sldasm files only partially import. Instances, folders, and suppressed parts also mess up the import. Suppressed parts show up from different configuration ...
Collision settings of an Instanced Static Mesh setup in the Construction Script are not preserved when the Actor is added to an Instanced Level
UE - Framework - Components - May 23, 2022Tested in //UE4/Release-4.27 CL 18319896 using Level Streaming the camera was ignored by the ISM_Cube. Collision settings of an Instanced Static Mesh setup in the Construction Script are not preser ...
Gameplay Ability System Attribute Modifiers with a duration (including infinite) do not respect tag requirements
UE - Gameplay - Gameplay Ability System - Feb 21, 2024When using infinite or duration-based effects, required and ignored tags will have no effect on attribute modifiers. This appears to be caused by OnAttributeAggregatorDirty (GameplayEffect.cpp:2917) ...
The Toggle Comment Bubble button for Reroute nodes does not revert the comment bubble to constant visibility
UE - Gameplay - Blueprint - Nov 21, 2015The Toggle Comment Bubble button for Reroute nodes does not revert the comment bubble to constant visibility if the bubble is set to only appear when the node is hovered over. This does not occur w ...
Foliage Not Updating to Match New Landscape Height After Level Save-As
UE - World Creation - Worldbuilding Tools - Foliage - May 3, 2018I have observed this behavior in 4.18.3, 4.19.2, and Main (CL 4048405) Per User: I made a landscape, painted some foliage and saved the scene. After I saved the same scene under different name the ...
Pawn's role is incorrect in BeginPlay on client if a multicast RPC is called in BeginPlay on server
UE - Networking - Jun 6, 2022It seems as though calling a multicast RPC during BeginPlay on the server will cause the new actor to finish spawning on the client before applying any initial replicated data, such as the actor's R ...
SKP Import - Materials for certain groups appear black in Path Tracer when using Keep Hierarchy
TM - Interoperability - Mar 3, 2025Reported by a client in SF [Link Removed] When importing SKP files using the Keep Hierarchy collapse mode, some imported objects in Groups inside SketchUp will appear black in Path Tracer. Appears ...
BSOD when launching Twinmotion on NVIDIA 50-series GPUs with 576.02 Drivers
TM - Rendering - Apr 22, 2025Reported from multiple users. NVIDIA RTX 50-series GPU users are reporting BSODs when attempting to launch Twinmotion with the latest drivers installed. The crashes occur on the 576.02 driver versi ...
Sometimes CharacterMovement stops at very low steps (quite lower than Max Step Height).
UE - Gameplay - Player Movement - Jul 11, 2016Sometimes CharacterMovement stops at very low steps (quite lower than Max Step Height). Capsule radius of Character is 50cm, Max Step Height is 45cm, step heights is around 10~30cm, MaxWalkSpeed is ...