Duplicated Blueprint Causes Incorrect Target for Events

UE - Gameplay - Blueprint - Oct 15, 2015

Duplicating a blueprint that has a node hooked up to BeginPlay causes the BeginPlay in the duplicate blueprint to target the original blueprint. This does not appear to affect functionality. Occur ...

Crash Occurs Enabling new Audio Mixer with Audio Devices Disabled

UE - Audio - May 25, 2017

If a user has all their audio devices disabled, and then enables the new audio mixer for 4.16, a crash occurs when trying to launch any new or existing project. This is a regression as this crash d ...

Crash from pausing an UMG animation using the event track

UE - Anim - Sequencer - Jun 27, 2017

When pausing a widget animation by using an event using the event track to pause the animation the editor crashes when you play the animation via PIE or standalone. Tested in 4.15.3 - CL 3450819 4. ...

Action event in the blueprint graph leads to state dirty.

UE - Gameplay - Blueprint - Aug 9, 2017

BP state get dirty if the BP graph have action input event. Regression: Yes, it is not reproduced in 4.16.3 This issue is not related to Blueprint Compilation Manager. ...

Editor crash when calling SGridPanel::SetRowFill

Tools - Aug 22, 2017

Calling SGridPanel::SetRowFill on an actor's BeginPlay causes the editor to crash with the callstack provided The reporter mentioned SetRowFill uses if() statement where SetColumnFill uses while() ...

Draw Brush Polys setting does not display translucent Material

Tools - Oct 13, 2017

The Draw Brush Polys setting does not display translucent Material in versions 4.17 and higher, instead, checking the option appears to do nothing. This issue does not occur in 4.16.3, this issue is ...

Instanced Static Mesh components that are part of a Blueprint aren't visible in Standalone Game

UE - Gameplay - Aug 9, 2017

Instanced Static Mesh components created through the Construction Script aren't visible in Standalone Game. Collision is still present. They are visible in all other play modes and if created on Eve ...

Setting Lights, Static Meshes, and Actors to movable creates lighting error

UE - Graphics Features - Aug 15, 2017

There is an error that is occurring when using movable lighting with objects and actors that are also set to movable. This issue does not occur with objects or lights that are NOT set to movable. V ...

Crash Occurs when using the FreezeRendering Console Command in a Packaged Win64 Project

UE - Graphics Features - Jun 15, 2017

A crash occurs when entering the console command, 'Freezerendering' in a packaged Windows 64 bit project. The freezerendering command is used for debugging and performance purposes. An interesting ...