Unreal Engine Issues
Unreal Engine Issues
Editor crashes if Sequencer has keyframes for a variable that has changed
UE - Anim - Sequencer - Sep 19, 2018The Editor crashes if loaded sequence has keyframes for an actor variable that has been changed, instead of soft erroring out. This was reported and tested on 4.20.3 (CL-4369336). It was reproduced ...
Constant interpolation in animation curve points appears to prevent material updates after hitting apply
OLD - Anim - May 31, 2019When changing the key interpolation of a material curve in an animation to constant it appears to break the updating of the material after the changes are applied. Until the changes are applied it a ...
Texture Object Parameter Being Read Even If It Is Not Used In a Material
UE - Graphics Features - Jul 17, 2019Texture Object Parameter Being Read Even If It Is Not Used In a Material. Working as expected in 4.21 CL# 4753647 Found in 4.22 CL# 7053642, 4.23 Preview 2 CL# 7321677, 4.24 CL# 7329126 This is ...
Spline points deleted after movement
UE - Editor - Workflow Systems - Sep 6, 2019Spline points are deleted from the Spline component after adding them in Python and then moving them in the scene. Tested in 4.21.2 (CL - 4753647) 4.22.3 (CL - 7053647), 4.23.0 (CL - 8386587), 4.24 ...
[CrashReporter] UE4Editor-AlembicHairTranslatorModule!ParseObject [AlembicHairTranslator.cpp:446]
UE - Editor - Content Pipeline - Import and Export - Dec 13, 2019Generated from CrashReporter Error message: Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x60b40008 Comments from Users: I cant import abc hair from Blender 2.81a. crashe ...
Niagara Sphere Location module ignores Coordinate Space setting in its Offset
UE - Niagara - Apr 14, 2020Niagara Sphere Location module ignores Coordinate Space setting in its Offset. Tested in: 4.24.3 CL#11590370, 4.25P6 CL#12611535, 4.26 CL#12767035 *Attached is the users workaround and video d ...
Light shaft settings are missing
UE - Graphics Features - May 19, 2020Public facing bug report came in describing that lights shafts were missing from all lights except directional. This issue does not seem to be occurring for 4.24 or 4.26. I was able to confirm that ...
Two-Sided Material option is initially greyed out and inaccessible when creating a Material Instance
UE - Rendering Architecture - Materials - Jun 9, 2021When attempting to change the option for Two-Sided Material for a Material Instance, the option is initially greyed out and you cannot change the value. However, if you close out of the Material Ins ...
Undo change to Rest Offset causing crash in Static Mesh Editor
UE - Simulation - Core - Aug 8, 2023When undoing any change to Rest Offset for a collision mesh the engine will crash. This issue is occurring in Binary //UE5/Release-5.3 @ CL 26560699 This issue is occurring in Binary //UE5/Release- ...
Crash occurs when blueprint breakpoint is placed after a Draw Debug String node
UE - Gameplay - Blueprint - Aug 22, 2023This is not a regression. Tested in //UE5/Release-5.2 CL 26001984 The editor crashes when playing in editor on a level that has a break point placed on a ticking draw debug string node that is prec ...