Unreal Engine Issues
Unreal Engine Issues
Cannot Delete Landscape with World Partition enabled
UE - Graphics Tools - Terrain - Landscape - Jan 12, 2023If you delete all the LandscapeStreamingProxies under the landscape object the parent landscape object can be deleted. Not a regression checked in Version: 5.1.0-23058290+++UE5+Release-5.1 ...
WorldPartitionConvertCommandlet hits an assert when converting a persistent level that contains a sub-level with a landscape
UE - World Creation - Worldbuilding Tools - Nov 7, 2025Context: The Window tab allows a user to open the Levels window in order to add a sub-level to a persistent level. For Unreal Engine 5.0 and beyond, World Partition has made the Levels window obsole ...
Variables changed in RecastNavMesh Generation tab do not save
UE - AI - Navigation - Jan 21, 2021Confirmed this issue in 4.25.4, 4.26, and 4.26.1 therefore it is not a regression. Uploaded logs from 4.25.4 and 4.26.1, the backup logs are before the restart (step 5 in repro steps) ...
LiDAR not importing colors correctly for .E57 Point Clouds
UE - Editor - Content Pipeline - Jan 6, 2023Reproduced 3/3 times, issue does not occur in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed Regression. LiDAR plugin is version .08 in UE5.0.3, and version 1.0 in UE5.1.0 ...
Quest: Web browser widget does not render
UE - Platform - XR - Jan 21, 2021This DOES NOT work with ANDROID ES 3.1 This DOES work with ANDROID Vulkan So this SHOULD work with Quest Vulkan ...
[MetaSounds] The Members' detail panel does not accurately update after making an edit and selecting a different member
UE - Audio - MetaSounds - Jun 26, 2023Note: This issue also affects MetaSound Patches and any Members Menu List Repro Rate: 5/5 Regression marked as No: issue was seen in 5.2 and 5.1 UE5+Release-5.2-CL-26001984 UE5+Release-5.1-CL- ...
Force Feedback has incorrect duration on iOS devices
UE - Platform - Apple - Sep 16, 2024The user also describes not being able to tell the difference between a force feedback value of 0.3 and 1,0 on iPhones Note: This is likely an issue somewhere in FIOSInputInterface::SetForceFeedb ...
OculusOpenXRLoader.build.cs should be part of all InstalledBuild
UE - Foundation - Build - Rocket (Installed Engine) - Oct 2, 2025The OculusOpenXRLoader module is only required on Android but it should be possible to reference it from any project\plugin that doesn't target that platform. The user that found the problem is ...
Poor performance when Player Collision view mode active in City Sample
UE - Simulation - Core - Apr 2, 2024The Editor become unresponsive and then has very low frame rates after activating the Player Collision view mode in the Small_City_LVL and Large_City_LVL maps in the CitySample project. The curre ...
[Interchange][FBX] Import of custom collision add the collision mesh material slot to the mesh material slot
UE - Editor - Content Pipeline - FBX - Jan 20, 2025cf part 2 of that UDN https://udn.unrealengine.com/s/question/0D5QP00000rP4CG0A0/interchange-custom-collision-changes-from-fbx-pipeline?fromCase=1 ...