Unreal Engine Issues
Unreal Engine Issues
[CrashReport] Deleting pins on Switch on Gameplay Tag Container node can cause a crash
UE - Gameplay - Blueprint Editor - Mar 15, 2017When adding/removing pins on a Switch on Gameplay Tag Container node, it can cause a crash. There are multiple ways to get this to happen when deleting pins, the order given in the reproduction step ...
Haptic effect for Oculus touch does not last longer than ~2 seconds
UE - Platform - XR - Jan 30, 2018Haptic effect for Oculus touch does not last longer than around 2 seconds even when set to a longer time. ...
Deferred decal does not display when running GTAO.
UE - Graphics Features - Mar 4, 2020Deferred decal does not appear if GTAO is enabled. ...
ClothConfigNV is reset when reloading assets that had been saved with 4.24
UE - Simulation - Physics - Character - Jul 21, 2020The new config object is created with the same serialization name as the legacy one "ClothConfigNV", causing the legacy data to be reset prior to migration. Replacing In UClothingAssetCommon::AddCl ...
Duplicating actor in level clears some default values
UE - Gameplay - Blueprint - Oct 17, 2016Duplicating actor in level clears some default values. This may be related to changing values within a referenced blueprint. ...
Playing two instances of the same level sequence with an audio track will not work as expected.
UE - Anim - Sequencer - Mar 11, 2024Two instances of the same level sequence playing audio will cause the audio to stop playing. ...
Ray tracing scene doesn't reflect WPO with instance custom data
UE - Graphics Features - Ray Tracing - Sep 19, 2025When custom instance data is used to calculate WPO in a Material and applied to an ISM the WPO value in the Lumen scene (ray tracing scene) is different than the visible scene resulting in incorrect ...
OSSNull doesn't properly filter servers based on settings
UE - Online - Oct 19, 2016OSSNull doesn't properly account for bShouldAdvertise or bAllowJoinInProgress. These should be updated in OnValidQueryPacketReceieved. (Note, bShouldAdvertise is explicitly ignored in LAN matches) ...
Default value lost when placing a struct within a user defined struct
UE - Gameplay - Blueprint Editor - Sep 18, 2017The default value of a child struct that is added to anther struct is not retained in the parent. An example would be if the child struct contains an integer, the default value when added to another ...
Hair Material's Tangents input has no effect in PathTracing
UE - Graphics Features - Path Tracer - Nov 1, 2024Expectation: Tangent should work on Hair Material ...