Cannot Increment a Blackboard Key Value

UE - Gameplay - Blueprint - Feb 4, 2016

Getting a blackboard value as int and then attempting to increment it does not actually increment the value. Upon attempting to increment a value that started at 0, the editor continued to print out ...

3D Widgets do not render correctly for GearVR

UE - Platform - XR - Jun 15, 2016

3D widgets attached to the camera render incorrectly when compared to the oculus rift. When the Widget is centered to the camera and attached to it in the Character BP the widget will render incorre ...

Packaging for HTML5 seems to have grown in package size

UE - Platform - Mobile - Aug 30, 2016

The size of packages for HTML5 has greatly increased since 4.10.4 to 4.11.2 and has since increased. Example: First person template, no starter content - size of whole HTML5 folder once packaged: 7 ...

UIpNetDriver::ProcesRemoteFunction warnings appear for ShooterGame clients when switching weapons

UE - Networking - Nov 5, 2015

The following warnings appear in the output log for ShooterGame clients when switching weapons. [2015.11.05-19.41.11:550][253]LogNet:Warning: UIpNetDriver::ProcesRemoteFunction: No owning connectio ...

RPCUtility cannot be built in 4.22

UE - Foundation - Cpp Tools - Feb 22, 2019

The RPCUtility binaries cannot be built in 4.22 due to an issue with DotNETUtilities. When attempting to build the RPCUtility binaries as part of the BuildCommonTools command, the build provides a w ...

Connecting a Client to a Server in PIE with Auto Connect to Server disabled will crash the editor

UE - Networking - Feb 22, 2016

Connecting a Client to a Server in PIE with Auto Connect to Server disabled will crash the editor. EDIT: simple test project attached. Make sure Auto Connect to Server is disabled, and PIE with 2 p ...

TArrayView64 RangeCheck prints the incorrect error messages for values over 32-bit length

UE - CoreTech - Apr 29, 2022

TArrayView64 RangeCheck prints the incorrect error messages for values over 32 bit. Repro Rate: 4/4 Tested this in //UE4/Release-4.27 @ CL#18319896 and the issue did occur there, it is not a regre ...

Enabling "Include app-local prerequisites" does not work - Causes errors or warnings

UE - Foundation - Core - Jan 25, 2018

Enabling the "Include app-local prerequisites" causes errors or warnings to appear when packaging. 4.17 error:Packaging (Windows (64-bit)): Program.Main: ERROR: AutomationTool terminated with exce ...

Crash after Splash Screen on Android (ETC2) when Adding r.UseShaderCaching and r.UseShaderPredraw

UE - Platform - Mobile - Jul 20, 2017

A crash occurs when adding the two rendering variables 'r.UseShaderCaching' and 'r.UseShaderPredraw' when deployed to an Android device packaged for (ETC2). I ran a few more tests to try and isolat ...

Non-Uniform Mobile Content Scale Values Render Black Screen when Launching to Mobile Device

UE - Platform - Mobile - Mar 3, 2015

When attempting to set the configuration for mobile devices within the Engine/Config/DefaultDeviceProfiles.ini, any value that is non-uniform like 1.2 or 1.6 will render a black screen after deployi ...