Selecting a material name for a Skeletal Mesh Sampling region can crash the editor

UE - Niagara - Mar 16, 2022

The editor will crash when clicking on the Material Name selection box a second time. It appears this triggers another selection change with a null input, which crashes the editor. ...

Infinite loop error message does not help and spawns too many messages

UE - Gameplay - Blueprint - Dec 17, 2014

The infinite loop reporter is reporting every infinite loop by popping up a window for each problem loop. So if you have an actor with 3 loops that trigger the infinite loop error and then you have ...

Shipping builds do not execute .exe

After playing with it and attaching in the debugger, it's sitting forever in MigratePreviousEngineIni(). It seems to be looping on DirectoryExists forever, likely here: while(PreviousVersion.GetMi ...

4.14.2 Binary Debug Crash does not show up in Crash Reporter

CrashReporter - Web - Dec 21, 2016

Crashes from 4.14.2 Binary are not populating in Crash Reporter website - [Link Removed] This is not the case in P4 builds. This is a regression from 4.14.1 ...

Low Frequency Crash when rendering a movie in Sequencer

UE - Anim - Sequencer - Feb 10, 2017

Note This is a low frequency 1/3 times attempted. I could not accurately reproduce this crash. Based on crash reporter, this never happened in 4.14 so this is a regression ...

Mesh Decal Material Influced By Emissive In Shader Complexity View Mode

UE - Graphics Features - May 4, 2017

The emissive value influences how a mesh decal material appears in the shader complexity view mode. The value of 1 will register as white and .5 is pink. ...

Font advance and fallback font metrics have issues in 4.16

UE - Editor - UI Systems - Slate - Jun 5, 2017

There were some font regressions in 4.16 that we've since fixed (CL# 3456916 and CL# 3425681). These are affecting live users so we should get them into the next 4.16 build. ...

Leaderboards and Achievements are inaccessible in Match3 using a new account

UE - Online - Feb 6, 2018

Ads between matches WERE working, as was the purchase option. This was found in Shipping, but I was able to reproduce and gather logs from Development. This was found on a Pixel 2 on Android 8.1 ...

Cast Hidden Shadow Creates Shadow Artifacts in Splitscreen

UE - Graphics Features - Apr 18, 2018

When using Cast Hidden Shadow in splitscreen, the shadow from your character has severe shadow artifacts. This has been observed in 4.18.3 as well as 4.19.1.  ...

Timelines in ActorBPs no longer function when packaged with Nativization

UE - Gameplay - Blueprint - Apr 9, 2019

Timelines in ActorBPs no longer work in projects packaged with BP nativization. Timelines in LevelBPs still work. Confirmed in 4.23 MAIN @ CL 5806859 ...