Unreal Engine Issues
Unreal Engine Issues
Level Sequences in Level Instances
UE - World Creation - Worldbuilding Tools - Level Instances - Mar 20, 2023Workaround is to specify Binding Overrides on the LevelSequenceActor through its Details panel as such (while editing the LI). ...
Unexpected corrections when sliding against other characters
UE - Gameplay - Player Movement - Oct 19, 2023We are seeing unexpected movement corrections sometimes when pushing one player character up against another character that isn't moving, or against other static primitives that have round features ...
Editor Crashes when copying/pasting a custom event function that was within a separate function to an event graph if the custom event was created in another blueprint
UE - Gameplay - Blueprint - Jan 16, 2015Editor crashes when a custom event node is called as a function within a different blueprint in a separate function, then copied and pasted into the event graph of the second blueprint, the executio ...
Crash when Previewing specific LODs within Static Mesh Editor at certain Screen Resolutions
Tools - Oct 27, 2016A crash occurs when attempting to preview specific LODs when the monitor resolution forces the menu to be expanded when selecting an LOD. This Jira was created from CrashReports submitted by the pu ...
Overlapping isn't updated on replicated components after SetWorldTransform
UE - Networking - Dec 10, 2015Overlapping isn't updated on replicated components after SetWorldTransform. Updating the transform on the Actor itself updates the overlapping as expected. Reproduced in 4.10 and Main (CL# 2798114) ...
Niagara color picker user parameter preview no longer updates until confirmation
UE - Niagara - Apr 18, 2025Starting with UE 5.4, the Color Picker Tool no longer updates preview values in real time for certain editor windows like Niagara when working with User Parameters. This behavior is a regression fr ...
AMD GPU crash with "Video memory has been exhausted" error when increasing the World Partition world and using Water Body Ocean
UE - Graphics Tools - Terrain - Landscape - Dec 8, 2022Current steps describe the problem related to "Video memory has been exhausted (#### MB over budget). Expect extremely poor performance" on the AMD video card. In this case, the steps cause the GPU ...
Users are unable to create projects when the default project location is a networked drive
UE - Editor - Workflow Systems - Oct 23, 2024There have been multiple reports of this issue, particularly from schools, over the last 10 years:https://forums.unrealengine.com/t/invaild-folder-path-with-network-user-drives/283475https://forums. ...
BuildPatchTool crashes on Mac and Linux when building android or ios with multiple chunks
Portal - Feb 18, 2020"It seems that deallocation of TLazySingleton<FInternationalization> causes unhandled exception. If DISABLE_LAZY_SINGLETON_DESTRUCTION=1 is provided - the build completes successfully" ...
"Build All Levels" does not re-AddNavigationSystemToWorld
UE - AI - Navigation - Feb 28, 2024The Build All Levels editor action cleans up the world's NavDataSet (UNavigationSystemV1::NavDataSet) as pre-rebuild world cleanup by calling: SetNavigationSystem(nullptr); inside UWorld::Cleanu ...