UHT fails when building in VS if a function tries to return a UEnum pointer

Core - UnrealHeaderTool - Mar 7, 2018

UHT will fail during build in Visual Studio if a function tries to return a UEnum pointer. Adding a valid keyword before the return type will compile successfully. ...

Duplicate keys can be used in a TMap within a data table

Tools - Mar 7, 2018

It is possible to re-use an existing key in a data table containing a TMap without triggering an error message. If the data table is saved with the duplicate key still present, the previous element ...

[Landscape] Collision Object Type Requires WorldStatic to Paint Foliage

Tools - Foliage - Feb 27, 2018

No longer able to paint foliage when new Collision Object Type is applied to the landscape. Reproduced in 4.17.2 CL 3658906, 4.18.3 CL 3832480, and 4.19 P5 3898826 ...

Crash Occurs When One Morph Target is Deleted and Another is Adjusted Afterward

Rendering - Feb 26, 2018

Engine crashes when a morph target on an asset that has multiple morph targets is deleted and then another morph is adjusted afterwards Notes: Asset came from an older Jira where this same issue o ...

Set Array Elem - saving wrong value

Gameplay - Blueprint - Feb 23, 2018

When using the Set Array Elem and an empty Boolean array the results from a print string differ when testing an actors hidden value. It seems that this logic will always return true as it references ...

ModifiedDelegate and SaveDelegate in FSettingsSection are not always executed when a config value is changed

Tools - Feb 22, 2018

The comments describing ModifiedDelegate and SaveDelegate in FSettingsSection seem to indicate that the delegates should be executed after the settings section has been modified or should be saved. ...

Consolidate tool fails to replace unloaded references to Material Instances

Tools - Feb 20, 2018

This issue is not a regression, it has been broken since the start of UE4. This bug may be related to UE-53634 . Per licensee: We are trying to replace certain materials with material instances on ...

Asset Changes Location in Static Mesh Editor When Reimported

Tools - Import - Feb 20, 2018

Mesh changes location in the editor and mesh editor when it is reimported through the mesh editor Related: UE-55360 (crash) ...

UBX Collision Does Not Resize With Mesh When Scaled

Anim - Feb 19, 2018

-An asset with UBX collision created in Maya(2016), does not scale with it's collision when brought into Unreal -Scale one axis at a time and not the asset as a whole -Collision not generated on im ...

Flat Tessellation broken on DX12 renderer

Rendering - Feb 13, 2018

Behavior reproduced in 4.17.2 CL 3658906, 4.18.3 CL 3832480 and 4.19.P4 CL 3873914 To run the engine with DX12 I made a shortcut of the UE4Editor.exe found at D:\Epic Games\UE_4.18\Engine\Binaries\ ...