Adding a Local Variable to a blueprint Construction Script will cause a crash

UE - Gameplay - Blueprint - Dec 18, 2014

Adding a Local Variable to a blueprint Construction Script will cause a crash ...

Crash Occurs When Actors are Attached Across Persistent and Sublevels When Levels are Saved

UE - Anim - Sequencer - Dec 12, 2017

Can attach actors to each other through the use of sequencer even though actors are in different levels which leads to crashing when saving and changing levels F3DAttachTrackEditor::IsActorPickabl ...

Editor crash when compiling blueprint that contains an implemented interface after removing return node

UE - Gameplay - Blueprint - Apr 8, 2015

If a return node is removed from an interface that has been implemented in a blueprint, compiling the blueprint will cause a crash. Crash Reporter: [Link Removed] Frequency: 2/2 ...

Slow-rendering thumbnails can be queued up for real-time updates

UE - Editor - Content Pipeline - Content Browser - Sep 22, 2016

A licensee is seeing performance drops while using the editor due to a custom thumbnail renderer taking a while to generate thumbnails while Real-Time Thumbnail rendering is enabled, and has request ...

Debug lines can be obscured by post processing effects

UE - Graphics Features - Sep 14, 2015

Debug lines (Results of DrawDebugLine()) can be obscured by post processing effects such as a strong glare. Debug lines should be always visible for debugging purposes. ...

SunTemple is washed out in one color on some Android devices.

UE - Platform - Mobile - Jan 16, 2017

This was discovered during the 4.15 mobile compat. ...

Viewport has graphical glitch while editing but not in PIE

Tools - Feb 6, 2015

User has a project that the viewport has gotten corrupted. The icons are now no longer camera facing and are facing in the positive y axis. The sun disc and sky are blurred. When PIE everything rend ...

Scene Capture 2Ds Ignore Separate Translucency Settings

UE - Graphics Features - Jun 3, 2015

When you place a Mesh with a Translucent Material using Separate Translucency in the view of a Scene Capture 2D using Gaussian DoF, the resultant capture will ignore the Separate Translucency Settin ...

The Spawn Actor from Class node's dropdown menu gets cut off when zoomed out

UE - Gameplay - Blueprint - Mar 12, 2015

The Spawn Actor from Class node's dropdown menu gets cut off when zoomed out. Reproduced in 4.7.2 binary and Main (//depot/UE4/Promotable-CL-2473270) ...

Ctrl-Z does not function in Static Mesh Editor

Tools - May 26, 2015

When applying a Material to a Static Mesh in the SM Editor, an event for the undo function is never created and when you undo you are undoing the last action outside of the SM Editor. Also reproduc ...