Unreal Engine Issues

Incremental Linking does not appear to work for Debug and DebugGame configurations

The bUseIncrementalLinking option does not appear to actually perform an incremental build when building for the Debug or DebugGame configurations. When a build is performed with bUseIncrementalLink ...

Unable to change the 'Actor to Track' on Cine Cameras when the target Actor is in a different Sublevel

You are unable to track Actors that are in different sublevels when using Cine Cameras. The 'Actor to Track' is set back to none if the target Actor isn't in the same sublevel as the Camera. This is ...

Console is off screen in VR preview when windows scaling is set to 150% or above

Windows scaling appears to affect the HMD if the project is open on a screen with window scaling being used. ...

Error during packaging if nativizing a blueprint that contains a TMap with TSubclassOf as a key

Packaging with with a nativized blueprint that contains a TMap with a TSubclassOf pointer as a Key causes errors, causing the packaging attempt to fail. Regression?: No Compiling the code for the T ...

Skeletalmesh reimport fbx with LODs loose the section settings

Crash When Assigning a Static Mesh to the "Sample Static Mesh" Module

When assigning a static mesh to the "Sample Static Mesh" module, the engine will crash as soon as you select a mesh and click "Fix Now". If the mesh already has CPU access enabled it will crash as s ...

ColorCalibrator tool stuck on cursor when clicking out of the Editor

Using the ColorCalibrator tool as a cursor by holding "\" gets stuck if you click out of the Editor while hold down the key.  ...

Unable to compile Runtime plugins

Attempting to package a runtime plugin in 4.20 results in the following error: ERROR: System.IO.DirectoryNotFoundException: Could not find a part of the path 'D:\Unreal Projects\4.20\PluginTest\Test ...

Mouse control for zooming in UMG Designer is limited comparing to how it works in other Graph editor

Crash in packaged game if Blueprint that contains an instanced subcomponent is nativized

Attempting to load a nativized blueprint whose parent contains an instanced subcomponent causes the editor to crash in a packaged build. Regression?: Yes This did not occur in 4.18 ...