Unreal Engine Issues

Material Instance Parameters Undo Doesn't Update Values

Material Instance parameters do not update values when the user does an Undo (Ctrl+Z). An example project is attached. This seem related to [Link Removed]. Found in 4.24 CL#10570792 Reproduced in ...

Engine Crashes When Converting an Int to Float For a Map Key In Blueprints

The engine crashes when trying to automatically create a type conversion node when they are used a key for a map. Found in 4.24 CL#10570792 Reproduced in 4.25 Main CL# 10646676 ...

[CrashReport] UE4Editor-Engine!FMeshBatch::PreparePrimitiveUniformBuffer(FPrimitiveSceneProxy const *,ERHIFeatureLevel::Type) [SceneManagement.cpp:1099]

Generated from CrashReporter ...

Blueprint Actor cannot delete implemented interface when Interface is converted to an Event.

In Editor, When you remove a return value parameter from a Blueprint Interface function's Output Category. (so there are no return values), it becomes an event. In any Blueprint that implements the ...

Sub Instance Root Motion issues

Using multiple Sub instances with root motion does not behave as expected. With both the parent and sub instances set to 'Root Motion from Everything': In 4.22, too much root motion occurs. In ...

[CrashReport] UE4Editor-MetalRHI!FMetalCommandBufferDebugHelpers::TrackResource(id<MTLCommandBuffer>, objc_object*) [MetalCommandBuffer.cpp:147]

Generated from CrashReporter ...

When doing mesh(SK and SM) re-import, package UMetaData is lost

To add some meta data to an asset you need to do a "Editor Utility Widget" I create a button that add the metadata to a specific assets here is the onClick graph of my button [Image Removed] I us ...

StaticMesh reimport from a fbx containing multiple meshes can pick the wrong mesh

4.24 GitHub Build compile error - fatal error C1083: Cannot open include file: 'SketchUpAPI/geometry.h': No such file or directory

12>e:\github\unrealengine\engine\source\programs\enterprise\datasmith\datasmithsketchupexporter\private\DatasmithSketchUpCamera.h(7): fatal error C1083: Cannot open include file: 'SketchUpAPI/geomet ...

Android x86_64 fails to compile for default plugins

Need to ignore the OculusMR module when the Oculus plugin is enabled (it is by default) as it fails to compile for x86_64 architecture for Android. ...