Unreal Engine Issues
Unreal Engine Issues
Child Actor Component Actor Duplicates and Persists After Play
UE - Gameplay - Sep 26, 2019When an actor spawns another actor using AddChildActorComponent that comes alphabetically before it based on blueprint name it will spawn an extra actor that will persist when the scene is stopped d ...
Crash if the setting of PhysicalAnimationComponent is changed in the same frame as teleport processing
UE - Simulation - Physics - Apr 24, 2020Crash when ApplyPhysicalAnimationProfileBelow node and UPhysicalAnimationComponent :: UpdateTargetActors by UPhysicalAnimationComponent :: OnTeleport run in the same frame. Because RuntimeInstanceDa ...
VCam Freeze During Play / Simulate
UE - Virtual Production - Tools - Virtual Camera - Apr 20, 2023VCam Freeze During Play / Simulate - "LogUIActionRouter: Cleaned out [0] inactive UI action bindings" Hi. So I can successfully use the VCamActor with my iPad Pro during non-play/simulate mode. ...
Menus flash when being opened with application scale adjusted
UE - Editor - UI Systems - Slate - Jun 1, 2021When application scale is adjusted the menu bar menus will flash when they are opened. This issue is occurring in //UE5/Release-5.0-EarlyAccess Binary CL 16433597 This issue is NOT occurring in // ...
Unable to select Foliage in the World Outliner
UE - World Creation - Worldbuilding Tools - Foliage - Mar 13, 2020Foliage is not an asset that you can select through the World Outliner and the "Select" button in Foliage Tool is not working for this case. If you create new foliage, it will be set to scale 0 and ...
FBX export from UE4 with multiple materials the UV is corrupted
Tools - Apr 18, 2016When exporting a Static Mesh from within UE4 that has multiple materials, some of the material IDs will be condensed into a single ID which will mess up how the material assignment for that part of ...
wire import crash on file generated by alias 2021.3
UE - Editor - Content Pipeline - Import and Export - Jul 20, 2021Our company has updated Alias to 2021.3.1 and now Datasmith crashed when importing .wire files. Previously we had Alias 2019 and Alias 2021.1 installed. Now just Alias 2021.3.1 and then the issue be ...
Missing assignment/recursion in UHLODProxy::FindFirstActor can potentially lead to an infinite loop
UE - World Creation - Worldbuilding Tools - HLOD - Aug 13, 2018User reports on the forums of being stuck in an infinite loop and noticed a dead branch in the titled function:The body of if (SubLODActor) doesn't actually do anything, guaranteeing an infinite loo ...
Building Lighting will Generate Additional Lightmaps after Rotating Lightsource
UE - Graphics Features - Jul 7, 2015Lightmap sizes seem inconsistent after rotating a light source and rebuilding the lighting. This causes concern about file sizes when packaging the project that is using baked static lighting. The ...
Lansdcape grass generation fails on Mac running OSX 10.10.1
UE - Platform - Mobile - May 12, 2015Grass map heights all appear to be 0 when generating grass on a Mac running 10.10. This bug does not occur on Macs running OSX 10.9.5 Putting a breakpoint in LandscapeGrass.cpp line 476 you can se ...