Unreal Engine Issues
Unreal Engine Issues
[AI] Assert leading to crash in FRecastTileGenerator::AddReferencedObjects
UE - AI - Navigation - Dec 9, 2022Licensee has reported a couple cases of an assert happening stemming from FRecastTileGenerator::AddReferencedObjects in a built game. They are limiting the MaxTileGeneratorTasks to 1. The crash occu ...
Different CRC32 Results for Repeated Hashing of UStaticMesh
UE - Foundation - Jul 15, 20241. Download the Licensee repro, compile, and open:https://udn.unrealengine.com/s/contentdocument/069QP00000CdN7WYAV 2. Press the first hatched button on the top bar, next to the Platforms dropdown. ...
[Niagara] Sampling static mesh location throws error
UE - Niagara - Feb 3, 2021Standalone window played from editor hits assert Index >= 0 in UObjectArray
UE - Gameplay - Blueprint - Sep 23, 2016Standalone window in editor will hit assert in a bit of time. Issue doesn't happen is playing standalone via Visual Studio. ...
Deleting static mesh that is used by foliage tool in content browser then selecting foliage window crashes editor
UE - World Creation - Worldbuilding Tools - Foliage - May 11, 2015If a static mesh is being used by the foliage tool and then deleted in the content browser, the foliage tool will retain a copy of the object and crash the editor if the foliage window is selected a ...
Memory Leak When Raytracing Enabled with Specific Rendering Settings
UE - Graphics Features - Ray Tracing - Apr 8, 2025When a shipping build is packaged using specific rendering settings a memory leak can be observed. The licensee has noted that this leak presents as a 10MB per hour increase in RAM usage. It has a ...
Crash when converting non-WP maps containing landscape with OnlyMergeSubLevels enabled
UE - World Creation - Worldbuilding Tools - World Partition - Jul 21, 2023When trying to convert a non-WP map with OnlyMergeSubLevels enabled crash after a while ...
Dithered LOD Transitions not Rendering Correctly on iOS with Use Landscape Lightmap feature and Foliage
UE - Platform - Mobile - Jun 21, 2016Dithering appears aggressive and has a screen door-like effect when using the new Landscape Lightmap in combination with Foliage LOD changes. Owen Stupka attempted to reproduce the issue on his iPa ...
Force Feedback not pausing correctly during bGamePaused
UE - Gameplay - Jul 26, 2016From UDN Question: https://udn.unrealengine.com/questions/304392/bug-clientplayforcefeedback-isnt-paused-when-game.html Tried with GamePad and Vive Controllers, having Gamepad wire connected + 2 Vi ...
[4.10 P2] UI is offcenter for dropdown menus and tooltips in editor
Tools - Nov 2, 2015In Windows 10, on a system set up with 2 970GTX GPUs in SLI, the dropdown menues from the main navigation tabs will be offset and to the lower left of the screen when selected. ...