References stored in deleted UProperties stick around in a Blueprint Class

UE - Gameplay - Blueprint - Apr 25, 2017

If a UProperty that stores a reference to an asset is deleted, the reference to that asset lingers in any Blueprints that had a reference stored in that UProperty. This can lead to issues when the r ...

Renaming Parent component to same name as a component in child causes crash from child blueprint

UE - Gameplay - Blueprint - Aug 1, 2017

Renaming Parent component to the same name as a component in the child blueprint causes a crash from child blueprint when you press enter. When you reopen the project from the crash, the child bluep ...

Multi-line text is not an option for arrays of text

Tools - Sep 20, 2017

When using the Multi-line option for a text variable, this option is no longer present when the variable becomes an array. It is unsure if this is intended behavior or not. This issue does not appea ...

Execution Doesn't Resume When Hitting BT Task Breakpoint and Trying to Resume in the Behavior Tree

UE - AI - Oct 6, 2017

When a breakpoint is hit in a BT Task Blueprint, execution will not be resumed if you attempt to do so from the Behavior Tree that is running the BT Task. This will cause a crash if executed in the ...

Media Player freezes project in shipping build of game

Media Framework - Oct 17, 2017

When using the Media Player freezes project in a shipping build of the game, the game will freeze and the only way to quit will be to forcefully close the program. This issue is a regression. Versi ...

Asset manager duplicates asset types on project reopen after custom element is made

Tools - Oct 24, 2017

There is an issue where, in the Asset manager duplicates asset types on project reopen after custom elements are made for the "Primary Asset Types to Scan" array. THis issue does not appear to be a ...

Draw debug points do not draw at the same sizes in Orthographic viewports as they do in Perspective viewports

Tools - Oct 30, 2017

With the Draw debug points node, the points do not draw at the same sizes in Orthographic viewports as they do in Perspective viewports. This issue does not appear to be a regression. Versions Test ...

Editor crashes when assigning Landscape layer info while Forward Shading is enabled

UE - LD & Modeling - Terrain - Landscape - Nov 7, 2017

Crash occurs when Forward Shading is enabled in Forward Rendering Options User noted that if "Support Stationary Skylight" in Project Settings > Rendering > Shader Permutation Reduction is disabled ...

Crash when BP_LightStage SkyLight Cubemap Resolution changed by spinning value

UE - Graphics Features - Nov 28, 2017

Engine crashes when the value in the Cubemap Resolution for the SkyLight component in the BP_LightStage is changed by spinning the value. This asset is found within the Advanced_Lighting map of a B ...

Particle emitter with Mesh Data type does not change material to new material instance

UE - Niagara - Jun 4, 2018

Particle emitter with Mesh Data type does not change material to new material instance. It will not apply changes that are being made at run time to a parameter in the material instance being used.  ...