Unreal Engine Issues
Unreal Engine Issues
Intermittent Nvidia driver's Crash when closing Twinmotion.
TM - Rendering - Jan 16, 2025Editor crashes when calling "Begin Draw Canvas to Render Target" on Event Tick
UE - Graphics Features - Aug 20, 2020The recent hotfix caused this workflow to begin crashing. User reports that it worked as intended in 4.25.2 (CL-13908680). We are unable to reproduce it in 4.24.3 (CL-11590370) either. Crash is ha ...
Crash when undoing after creating keyframe in orbit camera.
TM - Tools - Mar 4, 2025D3D12RHI crash when interacting with UI using dx12 with raytracing enabled
UE - Graphics Features - Feb 12, 2020Enabling raytracing and DirectX12 results in D3D12RHI crash when interacting with the UI or console inside of the editor. User is using the latest drivers and has adequate hardware to run raytraci ...
Assign node on floats can cause a crash at runtime
UE - Gameplay - Blueprint Compiler - Apr 25, 2022This is from a UDN and I was not able to reproduce it locally in Release-5.0 or Ue5/Main, creating this issue for tracking. ...
Engine crashes after editing a struct variable in use.
UE - Gameplay - Blueprint - Aug 27, 2020After editing any struct variable in use such as adding, removing, or editing, and then compiling afterward the engine crashes. Sometimes it crashes after a few seconds. ...
[Sound Cue][Open World] - Crash when creating a Sound cue from an Ambient Sound actor on an Open World map
UE - World Creation - Worldbuilding Tools - OFPA - Apr 18, 2022When trying to recreate an issue that resulted in [Link Removed], I came across this call stack. Regression testing done in //UE4/Release-4.27.2 CL-18427296 and this issue did NOT happen. ...
Crash while using the Delete Button in the HLOD Outliner while a Generated Proxy Mesh is opened in the Static Mesh Editor
UE - World Creation - Worldbuilding Tools - HLOD - Dec 28, 2016When deleting a generated proxy mesh from the HLOD Outliner using the Delete Button while the generated proxy mesh is opened in the static mesh editor will cause the editor to crash. Workaround: U ...
Disabling "Support Stationary Skylight" Causes Crash With Forward Shading Enabled
UE - Graphics Features - Jul 30, 2018Disabling 'Support Stationary Skylight' crashes if you select anything in the editor when Forward Shading is also enabled. Working as expected 4.19 4033788 Found in 4.20 CL# 433996 and 4.21 CL# 42 ...
Crash when getting input action value from a component
UE - Gameplay - Input - Nov 30, 2022NOTE: I have been unable to repro this locally, but the crash is because of a null de-reference so we can at least add that to fix up the issue for them. ...