Editor crashes if a sublevel with a landscape is duplicated then added to the persistent level as a sublevel.

UE - LD & Modeling - Terrain - Landscape - Aug 18, 2016

If a sublevel is duplicated and contains a landscape, the editor will crash when the duplicate level is added to the persistent level as a sublevel. Frequency 4/4 Regression (yes) issue (does not ...

Disabling the oculus rift plugin but no the Oculus input or Oculus Library will cause a crash

UE - Platform - XR - Oct 29, 2015

If the user disables the oculus rift plugin without disabling the oculus input and oculus library plugins the project will crash on opening. ...

Setting multiple identical actors to replicate movement will crash on PIE with multiple players

UE - Networking - Jan 28, 2015

If ten or more of the same actor in a level have the "replicate movement" checkbox set to true, the editor will crash on PIE if the number of players is set to 2 (or with 1/2/3 players if dedicated ...

Crash when searching for a string with the same name as the collection

UE - Editor - Content Pipeline - Content Browser - Feb 28, 2025

The editor crashes when creating a local collection of the same name by typing certain characters in the search box of the content browser. This does not reproduce in UE5.4 and is a regression in UE ...

Crash when Importing .OBJ using the File > Import into Level Option

UE - Editor - Content Pipeline - Import and Export - Sep 6, 2016

This JIRA is being entered as a result of it being one of the top crashes in 4.13.0. Error message: Access violation - code c0000005 (first/second chance not available) Source Context: 1671 ...

Unable to reimport Alembic static meshes

UE - Gameplay - Aug 5, 2016

User is not able to reimport an Alembic asset (using the right-click > reimport option). The workaround is to import and then overwrite the asset instead. ...

[CrashReport] Crash related to launching Tutorials - UE4Editor_Core!FText::FText()

Tools - Jul 5, 2017

This is a common crash occurring in the 4.16.2 release. Records indicate this has also occurred in 4.16.0 and 4.16.1, but with less apparent frequency. User DescriptionsJust downloaded, clicking ...

GPU Crash in Niagara Fluids template when WorldSpaceSize has a component at 0

UE - Niagara - Apr 26, 2024

The NiagaraFluids plugin provides several Niagara System templates to use as a starting point for the user's own Systems. The templates in category "3D Gas", such as "Grid 3D Gas Explosion", include ...

Crash in Standalone When Sub Anim Instance Uses Exposed Variable

OLD - Anim - May 23, 2018

When using a Sub Anim Instance node that uses an exposed variable and another exposed variable in the animation Blueprint that is set as the Instance Class in the Sub Anim Instance node, the editor ...

The Editor may crash in PIE mode if the Engine was built from source code using the Debug Editor configuration.

UE - Gameplay - Blueprint - Dec 4, 2014

Building the Engine using Debug Editor configuration can result in a crash if a project is run in PIE mode. No crash occurs in the same project if the Engine is built using Development Editor config ...