Controller::GetPawn() returns NULL in 4.9

UE - Gameplay - Sep 3, 2015

Making a call to GetPawn in an AIController class will return NULL which will crash when that return value is used. This is a regression as the call is made successfully in 4.8.3. Working CL: Work ...

'Can Jump' functions differently in 4.13

UE - Gameplay - Sep 2, 2016

'Can Jump' functions differently in 4.13 User Description: "Can Jump" doesn't update in an appropriate manner in 4.13. In 4.12 it would return true while grounded, false while in the air, and the ...

PublicIncludePaths array in a 4.20 plugin looks for the include path in relation to the Engine instead of the plugin

UE - Foundation - Cpp Tools - UnrealBuildTool - Jul 23, 2018

A plugin created in 4.19 automatically includes an entry for the plugin's Public directory in the PublicIncludePaths array in the Plugin.Build.cs file. Plugins created in 4.20 no longer automaticall ...

Converted 4.7.2 project crashes on open after successful recompile

UE - Gameplay - Blueprint - Mar 13, 2015

User's Project is crashing since converting to 4.7.2. I have attached the project itself below, but after conversations with the user and seeing pieces of the project, this issue may be related to ...

Material Previews Reflection skybox are broken in 4.12

UE - Graphics Features - May 3, 2016

Materials are rendering now in the preview pane with artifacts caused by the change in the reflection skybox. This can clearly be seen in 4.12 and later by enabling the reflections view in the previ ...

Level Bounds Incorrectly Calculated If Particle System Does Not Have "Use Fixed Relative Bounding Box" Enabled

UE - Niagara - Jul 26, 2018

If "Use Relative Fixed Bounding Box" is disabled, level bounds will be incorrectly calculated. This seems to be similar to [Link Removed]. Found in 4.19 CL# 4033788, 4.20 CL# 4212847, 4.21 CL# 4233 ...

Crash when trying to export unsupported Paragon Skeletal Mesh asset in 4.23

UE - Editor - Content Pipeline - Import and Export - Sep 11, 2019

When the user tries to export the Skeletal Mesh of TwinBlast (a paragon character that can be purchased off the marketplace) in 4.23. As of the time of logging this bug it is not supported in 4.23, ...

Spring Arm rotation only prints Yaw after 4.17 conversion

UE - Gameplay - Aug 11, 2017

Spring Arm rotation only prints Yaw after 4.17 conversion. In 4.16 it would print the Yaw, Pitch, and Rotation as expected. The spring arm by itself prints the rotation correctly but once a camera ...

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 ...

Paper2D Sprite Vertex Normals changed from 4.23 to 4.24

UE - Gameplay - Paper2D - Dec 12, 2019

Comparing static mesh cube, plane, and a paper2d sprite with a lit material it appears that we've changed how we calculate the vertex normals for paper 2d sprites, see below: [Image Removed] ...