Unreal Engine Issues
Unreal Engine Issues
[Bug] 4.7.0 preview 5: Cannot add events for the main component of the SkeletalMeshActor
UE - Gameplay - Blueprint - Feb 9, 2015In UE4.7 Preview 5, cannot add events for the main component of the SkeletalMeshActor. (see screenshot.) ...
Editor Crashes on Startup After Enabling Forward Shading When r.LightPropagationVolume=1
UE - Graphics Features - May 4, 2018If r.LightPropagationVolume=1 in ConsoleVariables.ini, enabling forward rendering and then restarting the editor results in a crash. This occurs in 4.18.3 and 4.19.2. ...
mobile DOF setting is not applied when play on standalone mode
UE - Platform - Mobile - Feb 20, 2023In 5.0, the mobile depth of field settings were correctly reflected when running standalone. However, in 5.1, the DOF doesn't appear to be working correctly and the focus is off, causing a blurry im ...
Static mesh LODs other than LOD0 cannot be set to screen sizes greater than 1
Tools - Jan 26, 2017Static mesh LODs other than LOD0 cannot be set to screen sizes greater than 1 From this AnswerHub thread: https://answers.unrealengine.com/questions/525398/hismc-bug-always-show-lowest-lod.html ...
ResavePackages Commandlet Consistently Crashes in 5.3 In Material PreSave
UE - Rendering Architecture - Materials - Feb 20, 2024Running the ResavePackages commandlet will consistently result in a crash. The callstack is here: Assertion failed: !IsRooted() [Link Removed] [Line: 265] UnrealEditor_Engine!UMaterialInterface::P ...
SetControlRotation does not affect VR
UE - Platform - XR - Oct 1, 2015Using a Set Control Rotation node does not change the camera rotation when in VR mode. ...
Content Examples: Example 1.6 broken collision - Cloth Map
UE - Simulation - Physics - Character - Apr 26, 2017Example 1.6 on Cloth Map seems broken. Both Assets clip when twisting when they're supposed to be examples of Self Collision. Regression: Yes Works in 4.15 ...
Palette panel favorites category no longer stores more than 1 favorite at a time
UE - Editor - UI Systems - UMG - May 10, 2022This is a regression from 4.27.2 CL18319896 The favorites category within the User Widget's palette no longer stores more than 1 favorite at a time. Each time a new favorite is starred it replaces ...
Fix BinkMediaTextureResource command list crash on UE 5.6
RAD - May 23, 2025Bink MediaTextureResource assets cause a graphics API crash, due to a missing UAV flag. The Licensee has proposed a fix to add the TexCreate_UAV flag. ...
Ray traced shadow sample settings greater than 1 cause shadow artifacts
UE - Graphics Features - Lumen - Sep 23, 2020Alternative you can follow these steps to reproduce 1. Create a new project with ray tracing enabled 2. Activate the groom plugins 3. Import a groom asset into the scene 4. Add any light type to the ...