Unreal Engine Issues

Double-clicking a level asset in the content browser loads the level with EWorldType::Inactive

Dedicated server crashes when running a multi-process game in standalone with the Code Editor plugin enabled

Attempting to run a standalone server and client using different processes will crash if the Code Editor plugin is enabled. ...

ARCore fails to package due to permission error with ARKit enabled

When using the handheld AR template and trying to package for ARCore, the package or launch on attempt will fail due to some permissions errors with Apple. If ARKit is disabled the editor will lock ...

Fatal error importing via Datasmith (memory allocation)

Trying to import a large Revit asset using Datasmith causes the system to use all of it's memory. Certain systems may receive a memory allocation error in the process. ...

Renaming a folder that contains a read-only asset from the Sources Panel causes the Content Browser and Sources Panel to desync

Renaming a folder that contains a Read-only asset from the Sources Panel causes the Content Browser and Sources Panel to desync. This causes the original folder (which should still exist since the E ...

Sphere traces where Start and End locations are the same are not triggering any hits

This has changed since 4.21, AOE attacks are not being registered. Paulo S took a look and determined that this is an engine bug: Happens with any radius based attack. What I found is that any Sphe ...

Ensure on open if custom Project Setting has a reference to a Blueprint that constructs an object

An ensure is thrown when opening a project if a custom Project Setting has a reference to a Blueprint that constructs an object. The ensure can be found in the Callstack section below. Regression?: ...

REGRESSION: Metadata no longer import in Unreal from SKP files

The reason is simple, the actor names is not the same as the metadata name: [Image Removed] ...

Calling UHierarchicalInstancedStaticMeshComponent::AddInstance multiple times causes crash

Calling UHierarchicalInstancedStaticMeshComponent::AddInstance multiple times causes multiple BuildTrees to be created and run asynchronously at the same time. Tested in 4.21(CL - 4613538) How t ...

Editor crash loading a Blueprint asset when a child scene component C++ type changes to a non-scene component type.

Changing the type of an existing child scene component to be a non-scene component type triggers some fixup code at load time which attempts to remove the node from its current position in the scene ...