Using the "Convert Selected Components to Blueprint Class" feature on two blueprints will cause a crash

UE - Gameplay - Blueprint - Aug 12, 2015

When trying to make a prefab (using the Convert Selected Components to Blueprint Class method )out of existing blueprints the editor will crash. ...

Intermittent Crash in Pose Search during Cook

UE - Anim - Gameplay - Jan 27, 2025

User reports that they've been running into an intermittent crash in Pose Search during Cook. Pose Search attempts to index data outside the bounds of an array. Based on the logs, each asset seems t ...

The engine crashes when adding a new brush at newly created level by a specific way.

UE - LD & Modeling - Modeling Tools - Mesh Editing - Jun 17, 2019

issuesFBSPOps::csgAddOperation returns null if BuilderBrush has no valid polys.The creating level on content browser never calls "UEditorEngine::InitBuilderBrush(NewWorld);". But "New level" button o ...

Crash calling user-function in non-editor

Tools - Apr 27, 2020

Crash occurs when attempting to call native Pre-Construct in the attached project. ...

Crash when AnimBlueprint and Bleuprint Interface has Same Name Function

OLD - Anim - Nov 12, 2019

When AnimBP and Blueprint Interface was added to the AnimBP has same name function, compiling AnimBP occur crash. ...

Power of two non square Virtual Texture causes crash if you resize it or change it in a Material Instance

UE - Graphics Features - Oct 7, 2020

Power of two non square texture make UE4 crash in Material Instance and in engine resize when it's set in VT ...

Crash launching project on mobile devices

UE - Platform - Mobile - Mar 4, 2016

Launching a project onto the Galaxy Note 4 will crash the application at the splash screen. Devices tested on: Works on: Nexus6_4067_Adreno 420 Broken on:GalaxyNote4 _5543_SM-N910V_Adreno 420IPad ...

Crash when renaming AnimGraph function in AnimBP

OLD - Anim - Apr 17, 2015

When renaming the AnimGraph in an Animation Blueprint, the editor crashes after you hit enter. [Link Removed] [Link Removed] Occurs in: 4.7.5 Release CL:2503383 4.8 Main CL:2513846 ...

Crash when launching Google VR project

UE - Platform - XR - Dec 12, 2016

Attempting to launch a packaged Google VR game on android causes the game to crash. This has occurred on two other devices. This occurs in Main as well as Dev-VR. ...

Rearranging Slate Brushes causes crash

UE - Editor - UI Systems - Jul 14, 2019

Rearranging the order of a Slate Brush array causes the editor to crash. Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 (CL - 7305105), 4.24 (CL - 7285696) ...