Editor Crashing on Details Panel when Calling ForceRefresh

Tools - May 30, 2018

Editing bool of the nested child CrashableDataAsset causes crash. Expected: CrashableDataAsset children are properly assigned. Result: Engine crash ...

Unconverted BP function library does not assign output parameters after function call in a nativized build.

UE - Gameplay - Blueprint - May 31, 2018

Stub functions generated for unconverted assets as dependencies of nativized assets do not properly handle output parameters (the result is not assigned after the ProcessEvent() call). Suggested fi ...

Instanced Components variable not returning updated values in the construction script

UE - Gameplay - Blueprint - Jun 4, 2018

It is currently not possible to set variable values of an actor component, instanced in the level, by using the "details" pane. The Actor's construction script will only evaluate the variable defaul ...

Find Materials Does Not Import Materials for Alembic or Geometry Cache File

OLD - Anim - Jun 6, 2018

Alembic file materials do not import into the editor when Find Materials is selected. -Create Materials is also not creating materials for imported ABC asset. -Asset was created in Maya 2016, unwr ...

Changing LODBias on landscape sections causes grass type placement issues

UE - LD & Modeling - Terrain - Landscape - Jun 6, 2018

Changing LODBias on landscape sections causes a grass type placement issues. The grass will be floating and rotated incorrectly. Found in 4.18 CL# 3832480,  4.19 CL# 4033788, 4.20 Preview 1 CL# 4 ...

Crash Occurs When Importing a .ABC File as Skeletal Mesh Into Project That Already Contains Asset's Materials

OLD - Anim - Jun 8, 2018

Editor crashes when importing an .abc file as a skeletal mesh and the assets materials already exist inside the project. -Materials need exist inside project before import -If the .abc file is imp ...

Blueprint Diff tool does not mark changed properties as having been changed if they are in a custom nested category

UE - Gameplay - Blueprint - Jun 12, 2018

The Blueprint Diff tool does not highlight properties that have been changed from a previous version of the Blueprint if those properties are contained in a custom nested category. REGRESSION: No. ...

Crash in UEngine::TickWorldTravel

UE - Networking - Jun 14, 2018

In UEngine::TickWorldTravel, in between calls to LoadMap() and LoadMapCompleted() it is possible that an error causes PendingNetGame on the world context to be nulled out (presumably by CancelPendi ...

Parser drops Braces unexpectedly when copy pasting Nodes

UE - Foundation - Core - Jun 19, 2018

InString with Curly brackets are copied to clipboard as DefaultValue="\"{Hello}\"", and the pasted result does not include the Curly brackets. "Brace drop itself is happening in FParse::Li ...

Blueprint diff tool does not highlight differences when a change is made to a property in a component

UE - Gameplay - Blueprint - Jun 20, 2018

When making changes to a property in a component of a Blueprint, those changes are not highlighted when looking at the changes in the Components section of the Blueprint Diff tool. ...