Unreal Engine Issues
Unreal Engine Issues
Confusing Axis Overriding in 2D Vector Directional Enhanced Input
UE - Gameplay - Input - Jan 9, 2023Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. Expected Results are based on the previous Input system. ...
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 ...
Problems rendering higher resolution than 1080p from matinee with "Use Separate Process"
Tools - Apr 6, 2016Problems rendering higher resolution than 1080p from matinee with "Use Separate Process". Seems to render only part of the frame and is stretched. This is a regression from 4.10. [Image Removed] ...
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) ...
Static light reflections do not honor Min Roughness settings for lights.
UE - Graphics Features - Aug 10, 2015When using static lighting with Reflection Captures, the light sources Min Roughness setting is not honored. This is part of the new update for Reflection Capture Actors to render the light shape ...
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 ...
When changing the variable name of Parent Blueprint, only Child Blueprint existing on the opened level becomes Dirty.
UE - Gameplay - Blueprint - Oct 20, 2017Changing the variable name of the parent Blueprint also effects the changes to the child Blueprint, but the Dirty result changes depending on whether it is placed on the level. This means that Child ...
Depth of Field blur is inconsistent with r.ScreenPercentage == 100 (Dynamic resolution)
UE - Graphics Features - Oct 29, 2024Depth of Field, with "r.DOF.Recombine.Quality = 0" will adjust the size of the depth in focus based on screen percentage. This might be related to over-fitting from the tile classification, because ...
Changing the names of inputs in a collapsed graph can change connected inputs in other collapsed nodes
UE - Gameplay - Blueprint - Mar 15, 2015Changing the names of inputs in a collapsed graph can change connected inputs in other collapsed nodes. Reproduced in 4.7.2 binary and Main (//depot/UE4/Promotable-CL-2478413) ...