Unreal Engine Issues

Cannot load asset in a Content-Only plugin if it is used in a Blueprint-Only project that has been packaged

Assets in a Content-Only plugin enabled in a Blueprint-only project cannot be loaded when the project is packaged. If a Content-Only plugin is enabled in a code project, the assets in the plugin are ...

Adding components in an Actor then undoing them leaves sub-components

Adding components in an Actor then undoing them after an action in the Viewport, leaves sub-components behind. This is a regression from 4.19.2 (CL-4033788). This issue was reported and tested in 4 ...

[Landscape] returns Incorrect Physical Material

Doing a line trace on a landscape does not return the correct physical material unless "Generate Overlap Events" was enabled after changing the physical material. If the physical material on the lan ...

STEP file containing Instances are not imported in Unreal

[CrashReport] UE4Editor-UMGEditor.dylib!FEditorStyle::GetStyleSetName()

No user comments in crash group Removed topcrash label as it appears to be one user ...

Hierarchical Instanced Static Mesh Component Doesn't Update Instance Transforms In Standalone Window and In Packaged Game.

The Hierarchical Instanced Static Mesh Component doesn't update instance transforms in Standalone window and in Packaged game. Working as expected in 4.19 CL# 4033788 Found in 4.21 CL# 4233996 and ...

[CrashReport] UE4Editor_SlateCore!IsResourceObjectValid() [drawelements.cpp:23]

No user comments in crash group 18 FSlateShaderResourceManager* FSlateDataPayload::ResourceManager; 19 20 static bool IsResourceObjectValid(UObject*& InObject) 21 ...

Unable to package for Android with bEnableExceptions set to true

Packaging for Android fails if bEnableExceptions is set to true. The errors are in the log file attached below. Regression?: Yes This did not occur in 4.19.2 ...

[ Unigraphics ] Siemens NX assemblies import issues

Datasmith for CAD doesn't properly handle NX assemblies. The customer was nice enough to provide a repro case and images of the results. Linked to Salesforce ticket: [Link Removed] ...

Renaming or Moving a Map with a Landscape in it results in an error and fails to save map

When renaming or moving a map with a landscape in it this will fail and an error prompt will appear. ...