Crash when opening a blueprint that referenced a struct blueprint that no longer exists

UE - Gameplay - Blueprint - May 28, 2015

If a user creates a struct blueprint then references it in another blueprint and then deletes the struct while the editor is closed, the referencing blueprint will crash when opened. ...

Package build crashes when using Niagara system on a Skeletal mesh

UE - Niagara - May 29, 2019

Packaging a project having a skeletal mesh with a niagara system attached to it in the scene causes the build to crash when running the executable.  I have attached the log and dmp files relevant t ...

Crash When Renaming a Duplicated Collapsed Node Graph With an Asterisk in the Name

UE - Gameplay - Blueprint - Sep 20, 2017

A crash is occurring if you collapse a node and name the collapsed graph something that contains an asterisk. The crash occurs if you copy and paste the collapsed graph, then attempt to rename it. I ...

Editor crashes if a data table containing an attenuation settings struct

Tools - Apr 19, 2016

Editor crashes if a data table containing an attenuation struct is opened in the data table editor. Frequency: 4/4 Crashreporter: [Link Removed] Regression? (No), issue (does) occur on 4.10.4 ...

Crash when Scrubbing Matinee Slider with Sound Wave using Subtitles

Tools - Jun 11, 2015

A crash occurs when scrubbing the matinee slider with a 'Sound Wave' that has 'Subtitles' enabled. You need to enable 'Subtitles' within the settings of the asset. Tested issue in 4.7.6 and did no ...

Crash when adding Emitter in parameters in Niagara

UE - Niagara - Jun 7, 2018

When adding an emitter to a Niagara System, in 4.20 Preview 1, the Editor freezes up and crashes. ...

Setting Texture Group "UI" from Editor Utility Blueprint at Import causes a crash

UE - Texture - Nov 28, 2023

In Blueprint, binding a custom event to OnAssetPostImport and setting TextureGroup to UI causes the UE editor to crash. But if it sets to the other group like "World" or "Character", this crash does ...

Crash after converting to 4.7.0 from 4.6.1

UE - Gameplay - Blueprint - Feb 26, 2015

User is crashing when opening project after converting to 4.7. [Link Removed] [Link Removed] LOG IS ATTACHED 4.6 project with updated plugin: [Link Removed] ...

Attempting to set skeletal mesh on vehicle blueprint during PIE crashes editor

UE - Simulation - Physics - Feb 8, 2016

Switching the skeletal mesh of an actor during PIE crashes the editor. Frequency: 5/5 Crashreporter: N/A ...

UE4 Crashes if multiple Vive Trackers or Lighthouses are used

UE - Platform - XR - Jan 24, 2018

User reports that if more than 5 trackers are connected, UE4 crashes Suggested fix: Root cause of bug is related to the fact that UE has no setup to receive input events from Vive Trackers. (we ha ...