Packaging a DLC Plugin Fails with "Couldn't Update Resources" Error

UE - Foundation - Core - Cooker - Mar 14, 2017

Attempting to package a plugin as DLC is failing with the following error message: Program.Main: ERROR: AutomationTool terminated with exception: System.Exception: Couldn't update resource However ...

Material Panner displays unusual behavior with timeline update

UE - Graphics Features - Jun 1, 2017

A material with a panner displays unusual behavior when the value of the panner's speed it dependant on a timeline. As time spent in the project increases the speed of the material while changing va ...

Motion blur on single frames when character and camera are moving together

UE - Graphics Features - Jul 5, 2017

Motion blur on single frames when character and camera are moving together. Cannot tell what is causing this. There is no pop in the character animation and the only thing I can imagine is that th ...

Meta data specifier WorldContext prevents functions from being called in Object blueprints

UE - Gameplay - Blueprint - Aug 31, 2017

If a UFUNCTION is declared as both BlueprintCallabl as well as static, with the meta specifier "WorldContext = "SomeContext"", the function does not show up in the list of function calls for any blu ...

Cannot paste text into Text Box in HTML5 build

UE - Platform - Mobile - Sep 14, 2017

With HTML 5 Packages you cannot use the windows clipboard to paste things into the text box. This issue does not occur with other builds of the project. This issue does not appear to be a regression ...

Widget components added to characters added in a C++ template will not allow packaged builds to open

UE - Gameplay - Blueprint - Oct 19, 2017

When Widget components added to characters added in a C++ template When the build is packaged and you attempt to open it the window will not open, despite a process running in the background Versio ...

Inherited TMap value of type UObject* is not saved on blueprint compile

UE - Gameplay - Blueprint - Oct 20, 2017

When a blueprint inherits a TMap variable with a UObject* as the value, compiling the blueprint causes anything set for the value to rest to "none" Workaround: Adding the TMap through the editor re ...

Object type variable isn't accepted by Construct Object node

UE - Gameplay - Blueprint - Aug 15, 2017

REGRESSION: Technically a regression from 4.16 Object variables aren't accepted by Construct Object class, even if the value is set to an Object blueprint. The following error is generated:Cannot ...

[CrashReport] Assertion failed: FPlatformOpenGLDevice::FPlatformOpenGLDevice

UE - Rendering - Architecture - RHI - Jan 9, 2018

Comments from users:tried with -opengl4tried to start with -force-opengl instead of -opengltried to run in opengl modetried to run in opengl mode due to DX11 feature level 10.0 error. (DirectX is in ...

Widget components set as IsVariable have non-functional settings/variables

UE - Editor - UI Systems - Feb 12, 2018

There is an issue occurring where Widget components set as IsVariable have non-functional settings/variables. This issue occurs with multiple widget components. This does not appear to be a regressi ...