Unreal Engine Issues
Unreal Engine Issues
Set Range Animations imported from 60Hz frametime is halved
Tools - Aug 3, 2018Reported by a licensee on UDN, this bug is fallout from the fix made for the following Jira:[Link Removed] - Fbx importer: animation range import is broken when importing 60Hz anim The attached ass ...
Query Params are ignored when using EQS
UE - AI - Jun 26, 2019Trying to set the Bool Match as a Query Param causes the value to not be recognized. It just thinks the value is whatever default value it has instead of reading it from the params set in the Behavi ...
Rare assertion comes up when cooking if sequencer camera track has only additive transform track
UE - Anim - Sequencer - Mar 2, 2020If a camera track has only additive transform track, some functions return uninitialized F3DTransformTrackToken made by default constructor. It causes a rare assertion. Please take a look at F3DTra ...
Geometry Collection Actors do not respond with the appropriate Actor nor Component for OnComponentHit events
UE - Simulation - Physics - Solver - Apr 22, 2022Geometry Collection Actors do not respond with the appropriate Actor nor Component for OnComponentHit events. Upon placing a breakpoint after following the steps to reproduce, you can see that the O ...
LiDAR plugin crashing with VR Instanced Stereo enabled
UE - Platform - XR - Jan 26, 2023When enabling LiDAR plugin with VR Instanced Stereo enabled it causes a crash. Alternate repro: From Any project Enable Instanced Stereo in project settings Enable LiDAR Point Cloud Support Restar ...
FCableSceneProxy::BuildCableMesh thrashes memory allocator
UE - Simulation - Physics - Feb 12, 2025FCableSceneProxy::BuildCableMesh in CableComponent.cpp:233 showed up as a hot spot in profiling because the two TArray allocators in SetDynamicData_RenderThread used by BuildCableMesh are created an ...
Wobbling effect on meshes
UE - Graphics Features - May 31, 2022Weird wobbling rendering artifact are generated on the surface of the Mesh located far from the origin. ...
Crash occurs when compiling in Editor after editing a C++ file
UE - Foundation - Cpp Tools - Hot Reload - Jan 5, 2021Crash seems inconsistent, doesn't seem to happen every time. You may have to change the variables and re-compile through the editor a few times to get it to trigger. The crash did occur for me when ...
Loading a blueprint that uses the GetOptions meta data causes an ensure
UE - Gameplay - May 6, 2020Loading a blueprint that uses the GetOptions meta data causes an ensure ...
Crash when reimporting SkeletalMesh with custom LOD
UE - Editor - Content Pipeline - Import and Export - Oct 29, 2021In the case of "Reimport Base Mesh + LODs", there is no crash. ...