Walking on an actor with a Spring Arm in the 3rd Person BP template will cause the camera to jitter

UE - Gameplay - Apr 10, 2015

Walking on an actor with a Spring Arm in the 3rd Person BP template will cause the camera to jitter/skip. This does not happen with an actor that does not have a spring arm and it also does not hap ...

Linux editor splash screen does not show Unreal Editor

UE - Platform - Linux - Mar 9, 2016

The title text for the editor's splash screen displays the text 'EDITOR' in a small font that is not bold. I do not see this issue on Windows. REGRESSION: Yes Worked: 2824270 Broken: 2891838 ...

BP editor - Unable to edit details of a native component named as 'RootComponent' in C++ code.

UE - Gameplay - Components - Aug 26, 2016

Looks like maybe the PropertyView stuff doesn't like it when the subobject name matches the parent's object property name? In this case the CDO is the object that will be selected to the PropertyVie ...

Hierarchy is lost when components are copied from one blueprint to another

UE - Gameplay - Blueprint - Jun 8, 2015

If a user has a list of components with a hierarchy, the hierarchy is lost in the target location if they copy the components to another blueprint. ...

Updating a meshes UCX collision in an FBX will not reimport with the updated collision if it's been removed

UE - Editor - Content Pipeline - Import and Export - Jan 14, 2015

DESCRIPTION: When making a mesh with custom collision with the naming convention of UCX and exporting the FBX for use in UE4 the collision will import and update if any changes are made and reimport ...

Regression: Undo Transform not reflected in Blueprint Viewport

UE - Gameplay - Blueprint - Sep 23, 2016

During workflow I came across this bug when I was trying to move multiple items around in the blueprint to create a structure. The weird part is that even though it doesn't reflect the movement in t ...

Unable to set default of elements for an array of component references through blueprints

Tools - Jun 22, 2015

If a user creates an array to store references to a certain type of component, the existing components will not be available to be selected when they are setting the default values of the elements. ...

Code based BT task breaks after closing/reopening the editor

UE - AI - Sep 9, 2015

A behavior tree task created in code will break in the editor behavior tree. The BTTask node shows as red and says that the class cannot be found. Node must be deleted and replaced to fix the erro ...

Using the Set console command to change a value at runtime causes a crash

UE - Gameplay - Dec 9, 2015

When using the Set command to change the value of a class at runtime, the game instance will crash with an access violation. Note: This needs to be done in Standalone or a packaged version for this ...

Destructible does not return Hit Bone Name when using OnComponentHit Event

UE - Simulation - Physics - Destruction - Feb 17, 2016

When using a Destructible Mesh in a bluprint and trying to return the Hit Bone Name will result in "none" being printed. However, using a simply line trace from the individual bone names from a frac ...