Unreal Engine Issues
Unreal Engine Issues
Undoing parent deletion creates duplicate child actors
UE - Framework - Blueprint - Jul 29, 2022Undoing the deletion of an actor with a child actor component added via the details panel (IWCE) duplicates the child actor and the hierarchy is incorrect in the scene outliner. This seems to only h ...
Editor iOS rotation specifiers are not followed (especially Portrait)
UE - Platform - Mac - Oct 20, 2023Specifying which orientations the iOS app supports are not honoured correctly. ie: a landscape only game will still render in Portrait mode even when Portrait is disabled in the iOS Settings panel ...
Recent change to Material Expression code missing a case for "exp2" function in switch (cpp)
UE - Editor - Open File Formats - Datasmith - Mar 4, 2024The function "FMaterialDerivativeAutogen::GetFunc1ReturnType(...)" does not have a case for "EFunc1::Exp2". Also found in Release-5.4, CL: 331987674 ...
[AI] Incorrect collision for USplineMeshComponent
UE - Framework - Apr 15, 2024The collision for a spline mesh can be calculated incorrectly. The issue appears to be when Alpha is out of range when calculating the slice transforms at splice offsets. ...
Setting a poseable mesh component as leader component for a skeletal mesh component causes an access violation.
UE - Runtime - Animation - Jun 11, 2024When a skeletal mesh component's leader component is set to a poseable mesh component, the application will run into an access violation when it tries to update animation curves and morph targets. ...
GAS: Initial OnRep_SpawnedAttributes from DefaultStartingData clears attribute values for already replicated ActiveGameplayEffects
UE - Gameplay - Gameplay Ability System - Oct 23, 2024Context The property 'DefaultStartingData' in AbilitySystemComponent can be configured from blueprint to spawn default attribute sets. This happens OnRegister. For runtime spawned actors like pawns ...
Crash when importing some .skp files on MacOS
TM - Interoperability - Mar 10, 2025SketchUp UV scale is not consistent for Datasmith imports.
TM - Interoperability - Dec 6, 2024This is not a regression. We have 2 issues here. First we have different tiling for the different materials, since the way sketchup handles texture scale. They scale the UVs of the object instead ...
Object Tracks in SubSequencer Lose References When Blending is Enabled
zComponent - Archive - Apr 4, 2025We're encountering an issue when using object tracks in subsequencer. When enabling blending on a subsequencer section, the object reference resets throughout the entire duration of the track. Inte ...
Texture incorrectly set when importing glTF via Interchange.
UE - Editor - Open File Formats - Import and Export - May 6, 2025Some Materials in this glTF model will not use the correct texture on import. Find interior doors. They will be Green when they should be set to use Wood_Basecolor texture and not Wood_Basecolor1 ...