Unreal Engine Issues

BSP Converted to Static Mesh with Multiple Materials Will Only Show Element 0 After Migrating and Changing LOD Settings

Dynamic NavMesh disappears when loading/unloading SubLevels

A DynamicNavMesh within a NavMeshBoundsVolume placed in a SubLevel will disappear if loading/unloading another SubLevel that has completely nothing to do with the DynamicNavMesh. Using a setup with ...

Nativized widget with String table data crashes packaged game

There is a crash that is occurring for packaged games that use the string tables and nativized blueprints. This issue only affects a packaged build of the game. Testing for this issue did not yield ...

Project no longer builds when .cc file is included in the project

Including files with a .cc extension instead of .cpp in a code project used to build fine in Visual Studio. This is no longer the case in 4.21.2. The error message that results indicates that only C ...

Copying/pasting an element in an array of EditInlineNew objects results in a reference to the original element being created instead of a reference to a new copy of that element.

When duplicating an element of an array of EditInlineNew UObjects, a reference to the duplicated element is created instead of creating a new UObject that duplicates the initial element's properties ...

Ensure When Setting Simulate Physics of a Child Actor on the Server and Forcing NetUpdate

An ensure is being triggered when you set simulate physics on a child actor on the server and then force net update. Found in 4.14.2 CL# 3241561. Reproduced in 4.16 Main CL#3247538 ...

Crash(Assert) CurrentGWorld != PlayWorld || bIsSimulatingInEditor

Crash when attempting to return to Main Menu when playing Shootergame in a New Editor Window. Unable to upgrade+test Shootergame in 4.22+ due to deprecation of Possess() and other compile errors. ...

Blueprint's location reset to 0, 0, 0 after being detached in a network environment

Attaching / Detaching a blueprint actor to a player in a network environment causes location errors when the detach occurs. Even without the attach events being replicated or the blueprint's movemen ...

Memory Leak In PageAllocator When Packaged

There is a Memory leak in PageAllocator when packaged. The leak can be stopped if "Landscape.Static" is used in console. Unable to test 4.19 since the provided project was 4.20, but Issue is reporte ...

Duplicating a Sequencer causes events from the original sequence to fire when the second Sequencer is ran

When using a Sequence that is a duplicate of another, without changing the event names, the duplicate Sequence will still fire off the event from the original even if the values are changed. Changin ...