Adding Angular Impulse on Begin Play causes a Crash

UE - Simulation - Physics - Jun 29, 2016

Calling Add Angular Impulse on BeginPlay causes the editor to crash. Workaround: Adding a short (.01s) delay after BeginPlay prevents the crash. Regression: No, crash occurs in 4.11.2 as well. ...

Alembic Geometry Cache crash with multiple meshes

OLD - Anim - Sep 1, 2016

Importing an Alembic geometry cache will cause a crash with multiple assets. Test asset attached that can reproduce this. When I tried with a couple of simple shapes from 3Ds Max I did not get the ...

Crash at UAnimInstance::DisplayDebug() when a montage ends

UE - Anim - Runtime - Nov 8, 2022

UDN case : [Link Removed] We are seeing a crash in UAnimInstance::DisplayDebug() at the following line: FString MontageEntry = FString::Printf(TEXT("%i) %s CurrSec: %s NextSec: %s W:%.2f DW:%.2f ...

Changing the Root of a reparented Blueprint crashes the editor

UE - Gameplay - Blueprint - Apr 14, 2015

Changing the Root of a reparented Blueprint crashes the editor with no Crash Reporter dialogue. Log from 4.7.5 attached. Reproduced in 4.7.5 binary and Main (//depot/UE4/Promotable-CL-2507843) ...

Crash in FVulkanLinuxPlatform

UE - Platform - Linux - Apr 17, 2019

Using the command in the repro steps on Linux will cause the Editor to crash and CrashReporter to pop up with a callstack. This behaves differently when tried on Windows with -vulkan. The project ...

Vulkan with Forward Shading & MSAA Crashes

UE - Graphics Features - Dec 23, 2019

Projects crash when the following Project Settings are set: • Vulkan is enabled • Vulkan is the Default RHI • Forward Shading is enabled • AntiAliasing Method is set to MSAA The different engine ve ...

'Quit Editor' Blueprint Node Crashes Editor

UE - Editor - Content Pipeline - Content Browser - Jun 26, 2023

Using the Quit Editor blueprint node crashes the editor when used, instead of exiting cleanly. Closing the Content Browser prevents the crash from occurring, however. ...

Crash Occurs When Opening a Second Sequence After Altering the First While Simulating in Editor

UE - Anim - Sequencer - Jan 30, 2018

-When opening a second sequence after altering the one prior(locking and unlocking the camera) while simulating in the editor, leads to a crash -Did not occur in 4.19 Preview 1 -As for the link to ...

Attached Project Crashes on PIE and when Compiling or Attempting to Delete Third Person Character BP

UE - Gameplay - Blueprint - Nov 20, 2015

In the attached project, there are crashes that occur in a few instances. When you open the Third Person Character BP, compiling or attempting to delete it will cause the editor to crash. Also, atte ...

Crash when Enabling 'Generate Mesh Distance Field' and Restarting Project

UE - Foundation - Core - Nov 2, 2016

A user has reported that he gets a crash on his machine upon restarting after enabling the 'Generate Mesh Distance Fields' option within the Project Settings > Rendering options The callstack for t ...