Unreal Engine Issues
Unreal Engine Issues
[Feature Request] Hardware video decoding on Windows DX12
UE - Media Framework - Jun 22, 2021Currently, all DX12 video decoders on Windows use software decoding. On the other hand, if the engine is running on DX11, developers can use this by enabling the "Hardware Decoding" option under "Ex ...
Sky Atmosphere Material Nodes not Correctly Represented in the Surface Cache for Nanite Enabled Static Meshes
UE - Graphics Features - Apr 1, 2025When nanite is enabled on a static mesh, lighting contributions from Sky Atmosphere material nodes are not incident on the static mesh and no longer present in the overall lighting of the scene. Th ...
Video length indicator no longer works
TM - Tools - Oct 21, 2025Reported in SF [Link Removed] In videos containing multiple parts, the cumulative time indicator that shows the full length of the video no longer works correctly and will incorrectly display a len ...
Full Scene Importer Blueprint will only set as Movable Components
UE - Editor - Content Pipeline - Import and Export - Jun 22, 2016When importing a full scene using the Full Scene Importer and having it create a Blueprint actor that will set it's default mobility to static. Even unchecking the Import as Dynamic option will not ...
HMD Mirror Mode causes vive to have black preview screen
UE - Platform - XR - Jun 23, 2016[NickW] SteamVR uses HMD Mirror, but this should fail more gracefully Not sure if this is supported for vive, but it puts the user in a state where they can't undo the command (or change back to a ...
Using the CVar `Shot` causes artifacts in the screenshot with GearVR
UE - Platform - XR - Mar 7, 2016When using the CVar for `Shot` the produced image saved in the screenshots folder of the project on the device will has artifacts that are not the image taken. This happens when using a Gear VR Proj ...
Attempting to Change Global Variable to Local Variable in a Function Containing a Timer Causes Compiler Error
UE - Gameplay - Blueprint - Sep 14, 2016When attempting to replace a global float variable with a local float variable that is connected to a Timer node in a blueprint function, an error will appear after trying to compile. This does not ...
AI Perception does not detect multiple actors across multiple sublevels
UE - AI - Oct 26, 2016AI Perception does not detect multiple actors across multiple sublevels. It appears that sublevels recognize the persistent level actors but do not recognize other sublevel actors. In the sample pro ...
Error for having an extra semicolon before a UPROPERTY declaration is not thrown inside of a USTRUCT
UE - Foundation - Core - Oct 26, 2016Having an extra semicolon on the line before declaring a UPROPERTY will cause UHT to miss parsing the following UPROPERTY. This is expected, but an error is usually given when this is the case. This ...
Broken references after renaming template default folders
Tools - Jan 17, 2017When a template project's default folders are renamed (such as Geometry in the First Person Template), the original folder name is still shown in the content browser. Relaunching the project will s ...