Unreal Engine Issues
Unreal Engine Issues
Setting variable type to an object reference prevents the variable from showing on the Get Class Defaults node
UE - Gameplay - Blueprint - Oct 10, 2016Any variable with the type of any object reference (Actor, curve float, etc.) causes the variable not to appear on the Get Class Defaults node. Regression: No - issue occurs in binary 4.12.5 as wel ...
Grouping of multi-part Skeletal Mesh LODs causes only one part to import
Tools - Mar 11, 2016When setting up Skeletal Mesh LODs, groups within an LOD Group in Maya are now accepted on import as of 4.12. However, it only brings in one mesh from the group. See attached image and fbx ...
(New) Capsule does not change in viewport to reflect new values entered in details Panel
UE - Gameplay - Player Movement - Sep 3, 2015Adding values in the details panel to a new Capsule Collision Component will not affect the Capsule in the CharacterBlueprint Viewport. *This only effects a new Capsule Collision added to a charact ...
Using construction script does not update 3D widget text
UE - Editor - UI Systems - Feb 20, 2017The construction script is not updating in the PIE when the text is set through that method, there is a current workaround to set it on event begin play. This issue affects the Text and Textbox comp ...
Crash when editing gameplay tag query in a structure
UE - Gameplay - Blueprint - Feb 20, 2017When I try to edit Gameplay tag query in a blueprint structure the editor crashes. Regression: No. This issue affects versions: 4.15, 4.14.3, 4.13.2 (Binary Versions) ...
Copy/paste of multiple components in attachment hierarchy distorts transform values
OLD - Enterprise - May 18, 2017When multiple components in an attachment hierarchy are copy and paste, the result is the new group has a distorted shape from the original. This issue may be related to [Link Removed] and is affec ...
Movable point light disappeared by MinScreenRadiusForLights and appeared back looks deemed.
UE - Platform - Mobile - Jun 25, 2021The movable point light is abnormally lit when it disappeared by the setting of r.MinScreenRadiusForLights rather than "Max draw distance" and appears back. After you disable and enable the "Affect ...
Creating a function with parameter type TEnumAsByte<MyEnum> will crash while compiling
UE - Editor - Workflow Systems - Jan 11, 2022This is a regression.This does not affect UE5. Creating a function with parameter type TEnumAsByte<MyEnum> will crash while compiling. In 4.26 and UE5 the code compiles without issue, and the user ...
MemReport does not seem to respect mesh streaming
UE - Rendering Architecture - Aug 6, 2024The function "FStaticMeshLODResources::GetResourceSizeEx(...)" does not take into account that the buffers might be emptied, due to Mesh Streaming. This causes "obj list" to report sizes larger than ...
[AI] Area Class to Replace does not work on SplineNavModifierComponent
UE - AI - Navigation - Jun 16, 2025The SplineNavModifierComponent does not have the same behavior as regular nav modifier components where the modifier can specify that it only replaces a given NavArea class. Setting the area class t ...