Unreal Engine Issues

Broken TextureTest BP in Landmass plugin base content

It appears that the Landmass plugin has a content dependency on the BlueprintMaterialTextureNodes plugin. If the BlueprintMaterialTextureNodes is not loaded, then the blueprint "/Landmass/Landscape ...

All public inline methods of class "FBlueprintEditor" are inaccessible to other modules due to "DLLIMPORT"

Class "FBlueprintEditor" has several inline getter methods as part of its public API (e.g. GetPreviewActor() and GetPreviewScene()). However, even though they are public, those methods are inaccessi ...

The light in the Blueprint Editor's Preview Scene does not respond to any lighting channel but 0.

In the Blueprint Editor, Primitive Components can be configured to respond to Lighting Channels 0, 1, and/or 2. However, if channel 0 is disabled (even with another one enabled), the Preview Actor's ...

Imposter renders incorrectly in PCG volume after updating to 5.4

The last level of impostors in PCG volumes render incorrectly after updating from 5.3 to 5.4. ...

In class UCancellableAsyncAction, methods IsRegistered() and ShouldBroadcastDelegates() still return true after Cancel() or SetReadyToDestroy() unregisters the object.

Class UBlueprintAsyncActionBase provides methods RegisterWithGameInstance() and SetReadyToDestroy(), which respectively register and unregister the object with the game instance. Derived class UCanc ...

can not load all actors when load level with ULevel::LoadAllExternalObjectsTag

the udn link:https://udn.unrealengine.com/s/question/0D5QP00000OxDLH0A3/%E9%80%9A%E8%BF%87%E4%BB%A3%E7%A0%81%E6%88%96%E8%80%85%E8%93%9D%E5%9B%BE%E8%8A%82%E7%82%B9%E5%A4%8D%E5%88%B6%E5%85%B3%E5%8D% ...

In editor, custom primitive data dont work on instance static meshes in bp instance

Changes to custom primitive data properties for instanced meshes placed in the editor work in-game but are not otherwise reflected in-editor. ...

Dynamic (transient) material instance assignment lost if object spawnable

Material Instance Dynamic assigned to Spawnable objects with Editor Utility Widget get reverted when hit the Save button in Sequencer. This appears to come from the Material Instance Dynamic not be ...

Editor will crash if a material uses ImposterCaptureSwitch material function after build lighting

TAttributeContainer::CopyFrom crashes when container contains invalid bone indices for active mesh

Currently there's no validation within the animation attribute container that bone ids are valid.  This means that client/game code can add attributes with invalid bone ids into the container and th ...