Avoidance Groups Not Being Properly Set

UE - AI - Jun 29, 2016

Setting the avoidance group using the Set Avoidance Group node does not set the value of the group selected to true inside of the Avoidance Group struct. ...

Changes to Material Instance Parent don't appear to propagate to child instances if the child instance's editor window is open

UE - Rendering Architecture - Materials - Aug 16, 2021

It looks like this occurs when the grandchild instance window is open. If you close and reopen the Grandchild's window the parameter appears as expected. I've attached a project with the setup step ...

Geometry Material Alignment not functioning in 4.8

Tools - Jun 15, 2015

Material Alignment on BSPs are not functioning in 4.8.0 Release. This is a regression from 4.7.6. The issue does appear to be fixed and functional in 4.9 (Promotable-CL-2581018) ...

ShooterGame player death creates Death Anim Timer handler incorrectly

Docs - Samples - Mar 10, 2015

In ShooterCharacter.cpp (line 376) there is a call to FMath::Min(0.1f, DeathAnimDurtation) that always returns 0.1. User suggests changing FMath::Min() to FMath::Max(). ...

GameMode::StartNewPlayer calls RestartPlayer() without checking PlayerCanRestart()

UE - Gameplay - Nov 11, 2015

Bug report from UDN thread. https://udn.unrealengine.com/questions/266937/gamemodestartnewplayer-calls-restartplayer-without.html#answer-268579 His point seems sound, we should fix it. ...

Access violation - code c0000005 (first/second chance not available)

UE - Foundation - Core - Feb 4, 2015

Crash Reporter: [Link Removed] Opening a project created in 4.6.1 with 4.7 built from GitHub branch 20150203 (last commit: 5bac1375be31053932c7b9123cc3bb94c70dd5e0) results in crash. ...

[CrashReport] FBX import crash - UE4Editor_UnrealEd!TSet<TPair<unsigned int,FMeshSectionInfo>

Tools - Jan 12, 2017

This crash was introduced in 4.14.2, and is very similar to [Link Removed], however it is still occurring in 4.14.3 (after that fix) According to submitted crash reports, this one is not very wides ...

SVN SASL binaries may be causing crashes for some users

Tools - Feb 21, 2017

Some users are reporting crashes when attempting to connect to SVN after upgrading to 4.15. The only relevant change to SVN was the update of the 1.9 binaries to support SASL, so it's possible that ...

MSAA crashes Mac

UE - Graphics Features - Jan 19, 2017

https://forums.unrealengine.com/showthread.php?126489-Test-the-Forward-Renderer-in-your-PC-VR-projects-with-the-4-14-Preview&p=653027&viewfull=1#post653027 ...

[CrashReport] Linux crash - /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so()

UE - Platform - Linux - Nov 16, 2017

This is a new Linux crash in 4.18.1. There are a few similar but different callstacks that reference dri/radeonsi_dri.so() I've attached a log, but none of the ones I've looked at appear to contai ...