Unreal Engine Issues
Unreal Engine Issues
Shipping build crash when unplugging then replugging Oculus HMD
UE - Platform - XR - Nov 9, 2016Game crashes in shipping build when un-pluging the Oculus HMD, then plugging it back in. Confirmed in 4.13.2 from the launcher, did not repro via same steps in 4.14 preview 3 ...
Physics Constraint Actor: When plasticity is enabled, Drive Position Target is reset to zero on constraint initialization
UE - Simulation - Core - Mar 5, 2026When a Chaos joint constraint is first created, having linear/angular plasticity enabled will unexpectedly force its linear/angular drive position target to zero on initialization, disregarding the ...
[CrashReport] UEdGraphSchema_K2::PinHasSplittableStructType
UE - Gameplay - Blueprint - Sep 14, 2017This crash is affecting a few users in 4.17. ...
Niagara Emitter editor forgets Timeline playback ranges
UE - Niagara - Sep 14, 2020This seems to only affect an emitter and not a system asset. ...
PlayerController::PlayDynamicForceFeedback called through code does not fire
UE - Gameplay - Input - Feb 25, 2016Calling PlayDynamicForceFeedback in code does not affect controller rumble. ...
Physics Thruster has no effect on destruction mesh
UE - Simulation - Physics - Destruction - Apr 13, 2015Physics Thruster actor does not affect destruction meshes that it is attached to. ...
Ray traced shadows appear even after the mesh is hidden
UE - Graphics Features - Lumen - Oct 13, 2020bCastHiddenShadow flag in UPrimitiveComponent doesn't affect ray tracing shadows ...
Visual delay when using Seek in media player blueprint
UE - Media Framework - Nov 29, 2022Reproduced about 6 times from 9 attempts. Regression TBD. ...
Landscape GrassType does not have the option to exclude Decals
UE - World Creation - Worldbuilding Tools - Foliage - Feb 8, 2016Landscape grass type lacks the option to disable decals from affecting it. ...
[CrashReport] Crash on Linux - FShaderCompilingManager::LaunchWorker()
UE - Graphics Features - Jul 14, 2017This is a common crash affecting users on Linux. No additional information is available. ...