Unreal Engine Issues
Unreal Engine Issues
Web browser widget does not receive input when used in a 3D widget component on Android
UE - Platform - Mobile - Jul 9, 2018Web browser widgets to not receive input when used in a widget component on Android devices Update: Oculus Quest devs attempting to implement and interact with the web browser widget via widget i ...
UActorFactory::PostSpawnActor gets called twice when an actor blueprint class is dragged into the scene
UE - Gameplay - Jan 11, 2019Whenever dragging and dropping an actor to the Scene, the function UActorFactory:: PostSpawnActor gets called twice. Tested in 4.20.3 (CL - 4433814), 4.21.1 (CL - 4705082), 4.22 (CL - 4708082) ...
Shadows flicker when using spotlight
UE - Graphics Features - Jun 5, 2019The shadows on a spotlight flicker whenever the camera is moved. Tested in 4.20.3 (CL - 4369336), 4.21.2 (CL - 4753647), 4.22.2 (CL - 6547378), 4.23 (CL - 6845209) ...
Creating a new collision preset changes the collision of the capsule for third person character blueprint
UE - Simulation - Physics - Jan 7, 2020Creating a custom collision preset changes the collision of third person characters capsule component. Tested in: 4.23.1 CL#9631420 4.24.1 CL#10757647 4.25 CL#10889200 ...
Creating Widget at run time with an exposed variable causes Engine crash with Assertion
Tools - May 8, 2020If you are using the default values of the In Size the project will run fine, but changing the values will make the engine crash. This was reported and tested in 4.25 (CL-13144385) and reproduced i ...
Editor crash when ticking then unticking "Toggle Visualization" in a Google Resonance Spatialization Settings window
UE - Audio - Oct 23, 2020This is a user reported crash, I was able to re-create in 4.25.4. I'm also assuming this happens in 4.26, however there is a current blocker that stops me from opening this project in 4.26. Linked ...
Shader complexity mode reportedly broken on Vulkan
UE - Rendering Architecture - RHI - Mar 23, 2021Shader complexity reported (on AH) broken on Linux since 4.25. No local repro attempted. https://answers.unrealengine.com/questions/1019826/shader-complevity-view-mode-is-completely-broken-s.html ...
Crash when adding a Material Layer with a Static Component Mask Parameter node to a Material Instance
UE - Graphics Features - Apr 15, 2021When adding a Material Layer, that has a Static Component Mask Parameter node in it, to a Material Instance, the editor will crash. The ability to set Material Attribute layers in a Material Inst ...
Crash when removing mesh and undoing in Character Blueprint
UE - Gameplay - Blueprint Editor - Aug 9, 2023When removing a mesh from a Character BP and undoing the engine will crash. This issue is occurring in //UE5/Release-5.3 @ CL 26560699 This issue is NOT occurring in //UE5/Release-5.2 @ CL 2600198 ...
Static Offset in IK Retargeter does not save position when restarting the editor
UE - Anim - Rigging - Retargeting - Sep 19, 2023When editing an IK retargeter, a static offset's value will get reverted to zero when UE is restarted. Tested in the following: //UE5-Release-5.3-CL-27405482 //UE5/Release-5.2-CL-26001984 ...