[CrashReport] UE4Editor_LevelEditor!SLevelViewport::SaveConfig() [slevelviewport.cpp:2019]

Tools - 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: 2004 ...

Crash When Attempting to Add Existing Streaming Levels Already Present in the Levels Window

Tools - Aug 10, 2017

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Access violation - code c0000005 ( ...

[CrashReport] UE4Editor_CoreUObject!UObjectBaseUtility::GetOutermost() [uobjectbaseutility.cpp:118]

Tools - Sep 8, 2016

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. User DescriptionsSwitching levels, then when prompted to save current unsaved level, selecting ...

[CrashReport] UE4Editor_SlateCore!SWidget::SlatePrepass() [swidget.cpp:493]

Tools - Dec 1, 2017

This is a common crash in the 4.18 release. The callstack is rather generic, and I have attached two logs but neither displays the error information. Users have also not provided any descriptions ...

When using Perforce, saving a level over another leaves the target umap file as "marked for delete"

UE - Editor - Workflow Systems - Mar 11, 2025

When working on a level asset and using command "File – Save Current Level As..." to save it over a different level asset, the engine first deletes the target level (that's going to be overwritten) ...

Crash Occurring in FD3D11DynamicRHIModule::FindAdapter()

UE - Graphics Features - Jul 13, 2016

Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 804] Array index out of bounds: 1 from an array of size 1 Source Context: 352 353 // We a ...

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. ...

UE4Editor_SlateCore!TSharedFromThis<SWidget,0>::AsShared() sharedpointer.h:1221

Tools - Apr 18, 2017

This bug report was entered as new crash groups appeared linking to [Link Removed] which was marked as fixed for 4.15.1 and the previous reproduction did not reproduce the issue Error message: Ass ...

Conflict between sequencer transform track and Parent Constraint from the Animation Mode breaks temporary pivot translation on any actor

UE - Anim - Anim in Engine - Jul 15, 2025

Note: This affects all versions from at least UE 5.3, including mainline latest. The "Animation" Editor Mode allows creating constraints for level actors. One of these, the "Parent" constraint, con ...

Crash when manipulating Bone Space IK before setting EffectorSpaceBoneName

UE - Anim - Rigging - Feb 9, 2017

Error message: Assertion failed: Pose.IsValidIndex(BoneIndex) [Link Removed] [Line: 528] Source Context: 513 const FTransform& ParentTransform = GetComponentSpaceTransform(ParentIndex); ...