Unreal Engine Issues
Unreal Engine Issues
Unable to change Actor Coloration View Modes in PIE
UE - World Creation - Worldbuilding Tools - Jul 20, 2025When in PIE changing Actor Coloration view modes from the viewport visualisation mode [Liit] -> [Actor Coloration] -> ... Does not update correctly when switching view mode and sometimes isn't corr ...
Particle systems have frame rate dependent simulations when Min Time Between Ticks is set, and ticking is managed
UE - Niagara - Jun 11, 2019Managed ticking when combined with Min Time Between Ticks will cause particle velocity to vary depending on frame rate. ...
Instanced Components variable not returning updated values in the construction script
UE - Gameplay - Blueprint - Jun 4, 2018It is currently not possible to set variable values of an actor component, instanced in the level, by using the "details" pane. The Actor's construction script will only evaluate the variable defaul ...
Audio volume values get reset
UE - Anim - Sequencer - Aug 9, 2017Also confirmed in 4.22 Main @ CL 4413632 ...
InstancedStaticMeshComponent causes crash in editor compiled with ALLOW_DITHERED_LOD_FOR_INSTANCED_STATIC_MESHES set to zero
UE - Graphics Features - Nov 11, 2022ALLOW_DITHERED_LOD_FOR_INSTANCED_STATIC_MESHES works without crashing in ue4.27. It appears that this code path is not maintained in ue5. ...
'Particle Position', 'Particle Time' and 'Particle Random' material nodes not supported on mobile
UE - Platform - Mobile - Jan 31, 2020Capsule component renders incorrectly with non-uniform scale
UE - Runtime - Deformable - Jan 30, 2025Capsule component renders incorrectly with non-uniform scale because the render uses the minimum between the X and Y values and the collision code uses the maximum between the two. This issue is men ...
Blender FBX imports with wrong frame count with "Use Default Sample Rate" disabled
Tools - Jan 17, 2017Blender FBX imports with wrong frame count with "Use Default Sample Rate" disabled. Note: This animation has a key on every frame. I have checked and the fbx keys are set at 30fps intervals (conf ...
[CrashReport] UE4Editor_GitSourceControl!FGitCheckInWorker::Execute() [gitsourcecontroloperations.cpp:100]
Tools - Mar 16, 2018User comments look like its an issue with committing to GIT in editor:Commiting to git.Commiting to git caused crash ...
Struct Default Values not registering in user generated structs
UE - Gameplay - Blueprint - Jun 15, 2016Arrays of structs do not register default values when the array is resized. Regression (no) issue (does) occur in 4.11.2 ...