Crash during PIE using the Spawn Actor node on EventBegin Play on Mac

UE - Platform - Apple - Feb 23, 2016

A user has reported a crash when attempting to use the 'Spawn Actor' node within his level blueprint. I was able to follow the repro steps provided in the original answerhub post and get the crash ...

Simple HUD in Topdown template will have rendering errors if played in Immersive mode

Tools - Feb 27, 2015

Simple HUD in Topdown template will have rendering errors if played in Immersive mode (F11). It will cause a white flickering line on the left and top of the window that will start to blur as the p ...

Camera attached to a Spring Arm jitters when put at a +90 or -90 degree angle on the Y axis.

UE - Gameplay - Nov 18, 2016

When a camera attached to a spring arm is turned at a +90 or -90 degree angle in the Y Axis (can't go any further) and turned, it can jitter and cause visual issues. Note: This occurs in the base ...

Adding assets to a project on a drive that is full still creates the file at the desired location instead of in a temporary location and provides no information as to why the asset is failing to load, corrupting the asset

Tools - Oct 31, 2016

Adding assets to a project on a drive that is full still creates the file at the desired location instead of in a temporary location and provides no information as to why the asset is failing to loa ...

Orthographic Camera Preview window does not render materials

UE - Graphics Features - Jan 17, 2015

I am using the orthographic camera preview fairly extensively for making an in-engine Tiling Texture maker. This feature is currently busted since the orthographic camera preview window is rendering ...

STARTMOVIECAPTURE no longer works in a single player game

UE - Anim - Sequencer - Jan 27, 2017

STARTMOVIECAPTURE no longer works in a single player game [Link Removed] looked into the code and found that it's in the EditorServer code. We tried it with two players and then it appears to work ...

[CrashReport] UE4Editor_PropertyEditor!FObjectPropertyNode::GetValueBaseAddress() | FSequencerObjectChangeListener::OnObjectPostEditChange

UE - Anim - Sequencer - Oct 5, 2017

This is a common crash that has occurred in 4.17.1 and 4.17.2, there are no immediate records of it occurring previously. Users have not provided any descriptions of their actions when the crash oc ...

Cpp files of new classes are not automatically added to Perforce or the Project's Solution via P4VS

Tools - Dec 6, 2017

A licensee has reported a problem where FVisualStudioSourceCodeAccessor.AddSourceFiles is unable to handle two files being added at the same time. In this case, a .cpp and .h are added at the same t ...

Generate Project Files process fails if SwarmAgent.exe is not present

UE - Foundation - Cpp Tools - Mar 5, 2019

This issue appears to be the result of the fix for [Link Removed] which removed RPCUtility from the Engine. A licensee noted that they were now seeing an issue when attempting to generate project fi ...

NavLinkProxy potentially causing extra Character Movement

UE - AI - Feb 12, 2020

The user is using a Nav Mesh Bounds Volume and a Nav Link Proxy. They are calling AI Move To to navigate to the point, but the Character reproduces extra movement and goes a bit past it. For debuggi ...