Unreal Engine Issues
Unreal Engine Issues
Repackaging the same build produces different order of shader code chunks in IoStore container TOC
UE - Rendering Architecture - Materials - Apr 24, 2024A licensee reported that packaging the build with same content (it is unclear if they were rebuilding the DDC between the runs, but it shouldn't matter) produces a different placement of code chunks ...
Static lighting crash on 5.4 when using landscape with WPO
UE - Graphics Tools - Terrain - Landscape - May 22, 2024When static lighting is built for a landscape with "Use Material Position Offset in Static Lighting" enabled it causes an editor crash. Licensee mentioned it was likely caused by a commit for 5.4, C ...
[PCG] Delayed PCG Component Unregister causing stale pointer crash
UE - World Creation - Procedural Tools - PCG Component - Jun 11, 2024GeometryScript: BlueprintCallable GetMaxMaterialID return pin is incorrectly named "Enabled" instead of "MaxID"
UE - Graphics Tools - Modeling Tools - GeometryScripting - May 2, 2025The return pin for the "Get Max Material ID" function is incorrectly named "Enabled" when the function returns the MaxID. See \Engine\Plugins\Runtime\GeometryScripting\Source\GeometryScriptingCore\ ...
Skeleton does not match Full Body IK node debug.
UE - Anim - Rigging - Control Rig - May 13, 2025In a simple setup of the Fullbody IK control rig node, when you turn on the debug draw of the ik solve. The lines and the skeleton do not align. ...
Crash in blueprints when opening right-click menu
UE - Gameplay - Blueprint - Apr 22, 2015Right clicking inside the event graph of a blueprint that is derived from PhysicsCollisionHandler will crash the editor CrashReporter: [Link Removed] ...
Enums in blueprint macros receive "Direction mismatch" errors upon calling macro in event graph
UE - Gameplay - Blueprint - Nov 6, 2015If a macro that contains an enum and enum output is called within an event graph, the enum will show a direction mismatch error upon placing a copy of the macro into the event graph and recompiling. ...
Compile error when declaring UPROPERTY() TArray with TFixedAllocator
UE - Foundation - Core - Feb 20, 2015Declaring a UPROPERTY() TArray with TFixedAllocator fails to compile. Output log states "Missing '>' in 'tarray'." Removing/commenting out the UPROPERTY() allows the project to compile correctly. ...
Controller Input continues moving viewport camera after disconnecting
Tools - Jul 22, 2015If a controller is plugged in before the editor is opened the viewport camera will start moving forward. If the controller is unplugged the camera will continue the controller input. Additionally, i ...
Light Source Angle Input disabled when switching to static light on directional lights
UE - Graphics Features - Jan 14, 2015If the directional light is switched from stationary to static, the Light Source Angle Input option is disabled in the details pane. ...