Crash when Taking Screenshots with Ansel Plugin using Certain Capture Types

UE - Graphics Features - Jan 5, 2017

A crash occurs when using the Ansel screen capture plugin. Some of the crashes are actually silent crashes and the editor becomes unresponsive, but does not produce a Crash Report Dialog window. Ot ...

Crash when splitting a UDS pin on a collapsed graph

UE - Gameplay - Blueprint - Jan 27, 2017

I came across this bug while attempting to verify UE-41073. That bug is verified, but I accidentally added the struct into the collapsed node without going into the collapsed graph and split the col ...

Unable to compile Runtime plugins

UE - Foundation - Cpp Tools - Plugin System - Jun 27, 2018

Attempting to package a runtime plugin in 4.20 results in the following error: ERROR: System.IO.DirectoryNotFoundException: Could not find a part of the path 'D:\Unreal Projects\4.20\PluginTest\Test ...

Packaged game/Editor with Stereo Layers crashes when exiting game through steam VR overlay

UE - Platform - XR - Jan 29, 2018

It also happens in VR preview in the editor. ...

Adding a track for a string property through sequence scripting causes the property track to be named "Strings"

UE - Anim - Sequencer - Nov 20, 2020

Property tracks rely in the default display name for naming in the UI. String tracks have their own override for the default display name getter (UMovieSceneStringTrack::GetDefaultDisplayName) which ...

Converting from possessable to spawnable with override instance data can cause the actor to shift

UE - Anim - Sequencer - Sep 23, 2022

Actors when converted to spawnables are given a transform track, and the default position of doesn't seem to be saved to the template for blueprint actors. Compare the above behavior to a static mes ...

Non-edit layers landscape don't work adequately with Nanite landscape while painting

UE - Graphics Tools - Terrain - Landscape - Oct 24, 2023

Result : while displaying the Nanite version of the landscape, the paint layers behave erratically (see video : [Link Removed])  If rebuilding the Nanite data, the bug gets fixed until the user sta ...

Opening a Level inside the ReferenceViewer does not Prompt the Save window if the Level is dirty.

UE - Editor - Applied Usability - Apr 15, 2024

If you right click on a level node in the reference viewer and choose edit, it will bypass prompting you to save unsaved changes in your current level, silently discarding all unsaved work. ...

Cannot add additional keys after the curve editor has been selected in UMG

UE - Anim - Sequencer - Nov 24, 2015

If the user creates an animation timeline in UMG and then clicks the Curve editor then the user will no longer be able to place keys anywhere else on the timeline. ...

The Random Audio Node Function 'Randomize Without Replacement' does not Function Correctly

UE - Audio - Apr 6, 2015

When attempting to play random sounds using the 'Random' node within the audio editor, the 'Randomize Without Replacement' does not function as explained via the tooltip. The options says that if y ...