Unreal Engine Issues
Unreal Engine Issues
AddChildActorComponent in Construction Script Causes Pending Kill Error
UE - Gameplay - Blueprint - Feb 16, 2016When using AddChildActorComponent in the construction script of an actor and attempting to get a reference to the child actor that is stored in a variable on Event Begin Play, the editor throws erro ...
Details panel for Actor Component is blank in any Blueprint that derives from a code class using that Actor Component after the Actor Component's class name is changed
UE - Gameplay - Blueprint - Dec 20, 2018Changing the name of an Actor Component code class in a project results in any existing Blueprints that derive from code classes that use that Actor Component to not display the Actor Component's pr ...
FSlateApplication::OnControllerAnalog triggers a MouseLeftClick event to be added to the input stack.
UE - Gameplay - Input - Jun 3, 2016It appears that FSlateApplication::OnControllerAnalog triggers a left mouse click to occur on mobile platforms. If developers haven't properly avoided hooking up delegates to the InputComponent for ...
Issue during the CapturingScene phase when having Nanite mesh as source component for HLOD Generation
UE - World Creation - Worldbuilding Tools - Feb 17, 2026When generating the textures for Approximate HLOD layers, the Nantie geometry is very low resolution, resulting in the captured textures fitting the actual HLOD geometry poorly. This creates visual ...
Physics enabled Child Actor components that spawn with with a delay, always spawns at world origin
UE - Gameplay - Jun 3, 2016Physics enabled Child Actor components that spawn with with a delay, always spawns at world origin **This is a regression. It was working in 4.11.2 Could also be related to: [Link Removed] User D ...
Perforce integration creates bad changelist
Tools - May 14, 2019Perforce integration creates bad changelist when deleting or renaming a file, then renaming another into its place ...
Non-Struct CDO component properties display incorrectly in the property editor.
UE - Gameplay - Blueprint - Aug 17, 2016UObjectProperty properties within a UActorComponent class aren't exposed for editing in the Details panel when choosing to edit native component defaults in the BP editor. ...
Static mesh component reports relative transform as world transform when Physics is enabled
UE - Gameplay - May 3, 2016If a static mesh component has Simulate Physics enabled, GetRelativeTransform() returns the value of world transform. ...
Property "GameFeatureData.PrimaryAssetTypesToScan.Directories" should be tagged with "ForceShowPluginContent"
UE - Core - Systems - Oct 11, 2025When using a Game Feature Plugin, one of the settings available in the "GameFeatureData" DataAsset (class UGameFeatureData) is "PrimaryAssetTypesToScan", which is an array of FPrimaryAssetTypeInfo s ...
Hot Reload crash on PIE with custom AIController and Perception Component
UE - AI - Sep 29, 2015If a pawn in the level is using a custom AI Controller that sets the AIPerceptionComponent in code, the editor will crash on PIE after a hot reload. CrashReporter: [Link Removed] ...