Unreal Engine Issues
Unreal Engine Issues
Bright mesh outlines using Temporal AA with Gaussian Blur DOF
UE - Graphics Features - Feb 17, 2017Since the last engine merge in FN Main, any mesh that silhouettes against DOF will produce a bright, halo like effect on the outside edge. The further away the background is from the silhouetted mes ...
Contact shadow has box artifacts with backlighting for two sided Subsurface shading model
UE - Graphics Features - Shadows - Nov 14, 2023See slack channel: [Link Removed] ...
[UDN-19505621] Hide Selected At Startup Issue
UE - Editor - Workflow Systems - Jun 10, 2025From [Link Removed]: 你好，我发现这里的选项有一些工作逻辑不一致，提一个改进建议： 当手动隐藏Actor小眼睛图标的时候，设置Hide Selected At Startup 是无效的，这具有很大的误导性，而其他任何情况下，工作都是正常的，比如： 1.小眼睛隐藏+Show All At Startup 2.小眼睛隐藏+Show Selected At Startup ...
dtNavMeshQuery::findNearestPoly uses hardcoded array size
UE - AI - May 18, 2015dtNavMeshQuery::findNearestPoly uses hardcoded array size which results in errors when search radius would require using more polygons then hardcoded the 128. ...
Crash in TMap struct deserializer
UE - Foundation - Core - Sep 20, 2016When deserializing a TMap<FString, FString> with the JsonStructDeserializer, the Engine crashes. ...
Cannot click the create new project button on a monitor with 1366 x 768 resolution
Tools - Sep 17, 2015If a user has a 1366 by 768 monitor resolution and uses the File > Create New project option, then the user will not be able to click the green button at the bottom of the window that actually allow ...
Signing Key not found when certificate is in System Keychains
UE - Platform - Mobile - Oct 22, 2014User reported being unable to push to devices from mac if they have their Certificates in the System Keychain rather than Local ...
Use Complex as Simple isn't working for dynamic objects
UE - Gameplay - Apr 21, 2015Use Complex as Simple isn't working for dynamic objects. However, if not simulating physics, collision works correctly. Same as TTP# 229782 that wasn't moved to JIRA. ...
PIE Exits and Error Appears When Attempting to Travel to New Map
UE - Gameplay - Aug 19, 2016When attempting to use an overlap event followed by an open level node, PIE will exit and errors will appear in the message log. ...
Skeletal Mesh Has Flickering Artifacts On Mac
UE - Graphics Features - Oct 26, 2016White artifacts appear when you have a stationary directional light in your scene with default settings that is casting a shadow, and a skeletal mesh is in that shadow after baking lighting. You wi ...