Unreal Engine Issues
Unreal Engine Issues
image size does not appear to have any affect when a progress bar's image is set to tile
UE - Editor - UI Systems - Slate - Jun 15, 2015When trying to set the image size for the image that is tiled in a progress bar, this does not appear to have any affect. The expected result would be for it to modify the size of the image so as to ...
Converted 4.7.2 project crashes on open after successful recompile
UE - Gameplay - Blueprint - Mar 13, 2015User's Project is crashing since converting to 4.7.2. I have attached the project itself below, but after conversations with the user and seeing pieces of the project, this issue may be related to ...
On Drop appears to cause update issues with widgets that are affected On Drag Enter
UE - Editor - UI Systems - Jan 3, 2017On Drop appears to cause update issues with widgets that are affected On Drag Enter. In this example the widget only changes colors if a delay is placed in the On Drop function. The On Drop function ...
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 ...
Precaching global shaders with r.PSOPrecache.GlobalShaders = 2 crashes on startup
UE - Rendering - Architecture - RHI - Feb 19, 2026A licensee has reported that they are trying to run a cooked project with r.PSOPrecache.GlobalShaders=2 and running into a crash. They believe the problem is in PrecacheComputePipelineStatesForGlob ...
Engine/Extras/MayaLiveLink Folder Not Appearing in 4.19 Installation Directories
OLD - Anim - Mar 15, 2018In 4.19 installations, the Engine/Extras/MayaLiveLink folder is missing. This is preventing users from being able to access it. The release notes state "You can find pre-built binaries of the Maya ...
SkyLight Leaking does not affect reflections when the SkyLight is static but static lighting is disallowed
UE - Rendering - Graphics Features - Sep 10, 2025Reflections do not receive SkyLight leakage contribution from a static SkyLight when static lighting is disallowed. This is caused by the function UpdateSkyIrradianceGpuBuffer checking if the SkyLig ...
Textures are Blurry when Scaling an Actor While r.Streaming.DropMips is Set to 2
UE - Graphics Features - Jul 17, 2019If a BP actor containing textured static meshes starts with a small transform scale, when scaled up, the texture streamer fails to load in the higher mips and the texture looks blurry. Working as e ...
Nanite mesh socketed to a Skeletal Mesh is not affected by the 'Owner No See' or 'Only Owner See'
UE - Graphics Features - Nanite - Jun 22, 2022Nanite mesh socketed to a Skeletal Mesh is not affected by the 'Owner No See' or 'Only Owner See'. Compared this against a regular Static Mesh. ...
Split screen - Player 2 doesn't receive input when created with Create Local Player node
UE - Gameplay - Input - Jan 4, 2023This is a regression. Tested in //UE5/Release-5.0 CL20979098. Split screen extra controllers ignored when using Create Local Player node. May just be Enhanced Input related. ...