Unreal Engine Issues
Unreal Engine Issues
Blueprints from UE4 with dangling delegate reroute node crashes on UE5 load
UE - Framework - Blueprint Compiler - Dec 22, 2023If a project from UE 4.27 or earlier has a blueprint with a reroute node dangling (no outgoing connection) from a Custom Event Node's delegate pin (red), this blueprint will crash when loaded in UE ...
Unexpected Changes in Saturation/Contrast of Colors when upgrading project to 4.15
UE - Graphics Features - Jan 30, 2017When upgrading a project to 4.15 (in my case from 4.14.3), the colors seem to have shifted in contrast/saturation. It is not a huge difference, but noticeable enough to affect the overall result of ...
Bright Flickering or Black Squares with Rectangle Lights Intersecting Meshes
UE - Rendering - Features - May 31, 2024Rect Lights that intersect geometry can produce NaN pixels in SceneColor, which will affect bloom, FXAA, and other future passes. This can lead to large visible artifacts. The NaN values are produc ...
Sound Mixes not working on Mac
UE - Audio - Feb 9, 2017Sound Mixes do not seem to work for Macs. In this particular case I used the Push Sound Mix blueprint node to affect the currently playing sound in the level. This same project works fine on Window ...
Key precision problems on some short animations
Tools - Apr 5, 2016Please see attached UE4_anim_interp_bug.fbx for a second example. This works as expected in 4.7 and 4.8 I've got a couple different users reporting this now. I suspected animation compression to ...
Animation curves on Montages are not remapped when using a 'Compatible' skeleton
UE - Runtime - Animation - Jun 27, 2023[Link Removed] From UDN: If you are using the new compatible skeletons feature and you have a Montage with an attribute curve on it, the curve is not correctly mapped to the target skeleton. So ...
Asset Manager settings that worked in 4.26 now have extra invisible broken types
UE - Core - Data Pipeline - Cooker - Sep 23, 2021For 4.27/5.0 (as part of [Link Removed] Closed ) we changed the asset manager's settings to be a key-indexed config array wh ...
Ambient cubemap lighting is chunking and pixelized
UE - Rendering - Features - Sep 19, 2021I notice in 4.27 there's a change looks like where the issue is from " * Cubemaps generated from .hdr long-lat sources were being strongly blurred in cases when mipmaps were enabled. This happened ...
Assets with Render in Main Pass disabled show shadow artifacts
UE - Graphics Features - Apr 18, 2016This issue was originally reported specifically for Destructibles, but it appears to affect Skeletal Meshes, and static meshes when selected. When "Render in Main Pass" has been disabled skeletal an ...
Crash due to D3D device being lost. (Error: 0x887A0006 - 'HUNG')
UE - Graphics Features - Feb 22, 2017This JIRA has been made to consolidate all "D3D device being lost. (Error: 0x887A0006 - 'HUNG')" crashes into one. Previous Jira tickets include:[Link Removed][Link Removed][Link Removed][Link Remo ...