Editor crash when adding to Instanced Static Mesh Component is created/populated at runtime.

Tools - Sep 26, 2017

If NewObject is used to create an instanced static mesh component at runtime, populating the component with AddInstance causes the editor to crash. Regression: Yes - repro steps provided did not cr ...

Crash on Linux when starting Editor in Turkish

UE - Platform - Linux - Jun 4, 2018

Attaching a screenshot of the crash through command line. I was unable to get a callstack or an updated log as they didn't get generated/updated. I tested this using the command '$ ./Engine/Binari ...

Crash on Mac while switching between tabs in the main tab bar

Tools - Feb 7, 2015

Crash while switching between tabs in the main tab bar. It's possible this occurs when one of the tabs is being dragged due to the mouse/trackpad still holding the tab after being released. Crash R ...

Crash occurs after pausing and unpausing cinematic after restart level

UE - Platform - Apple - Oct 10, 2016

This was tested on Windows the crash does not occur. This crash also occurs on Matinee cinematic as well, but only when you ~ quit the standalone game. ...

Lightmass crashes when lighting is built with material that has "Cast Shadow as Masked"

UE - Graphics Features - Oct 4, 2017

Lightmass is crashing when using a material that has "Cast Shadow as Masked" set to true in its properties. Found in 4.18 P3 CL#3676890 Unable to reproduce in 4.16.3 CL# 3561208 and 4.17.2 CL#365 ...

Crash right-clicking in anim blueprint asset picker

OLD - Anim - Mar 10, 2017

Editor crashes when right-clicking in the blank area of the anim blueprint asset picker ...

Editor crashes when changing skeletal mesh if another skeletal mesh component is attached when using master pose node

OLD - Anim - Jan 27, 2020

The crash only occurs if the additional skeletal mesh component is used with Set Master Pose Component (see ToggleAttach function in the TopDownCharacter BP). It doesn't seem to matter what mesh we' ...

Crash Occurs When Creating Pose Asset from an Animation in Persona

OLD - Anim - Feb 1, 2018

Engine crashes when creating a new pose asset in persona using the Create Asset option -Tested with walk, idle, and run anims -Didn't crash only once out of the several times tested with the Third ...

Calling RequestStimuliListenerUpdate on actor with one element in AIPerception Sensing Config causes crash

UE - AI - Sep 18, 2015

If an AIPerception component is added to an actor and given one element set to either AI Hearing / AI Sight / AI Touch config then the game will crash once Request Stimuli Listener Update is called ...

Automatic Animation Compression Results in Crash

OLD - Anim - Dec 1, 2015

Using the "Automatic" option to compress animation results in crash 100% in UE4.10 but does not occur in UE4.9.2. *Regression ...