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 ( ...

[Data Table] Mitigate column data bloat to allow for better visualization

UE - Editor - Workflow Systems - Sep 19, 2024

(Pulled from associated UDN) Data Table quality of life suggestion Data tables are one of the more useful asset types for managing 'big data' in the engine. Problem is, the spreadsheet view, which ...

Backwards-compatibility broken for the CDOs of Python-generated Unreal Types because of missing redirectors

UE - Editor - Workflow Systems - Feb 11, 2025

Previously, all Unreal Types generated by python scripts would be created inside package "/Engine/PythonTypes". This was changed by [CL 32478991 in ue5-main branch], which meant to "remove the restr ...

Crash when pressing Ctrl-Z after creating a blueprint function

UE - Gameplay - Blueprint - Feb 20, 2017

Crash when pressing Ctrl-Z after creating a blueprint function *This is a regression: Working in 4.14.3-3249277 Not working in 4.15.0-3299760* Crash Reporter: Error message: Access violation ...

Users can create project with name of "Stack" which causes conflict with existing "Stack.h"

Tools - Sep 12, 2016

Users can create project with existing name of "Slack" which causes conflict with existing Slack.h. Call stack is log file. ...

BP structures added as local variables do not retain default values

UE - Gameplay - Blueprint - Jul 31, 2015

Adding a BP structure as a local variable to a function in a UMG widget graph will display the correct default values in the editor, but zero out to per-element defaults at run time. Update: Other ...

Crash occurs while changing between FK/IK mode in Animation Mode on the same frame with Space changing

UE - Anim - Anim in Engine - Jul 11, 2022

Crash occurs while changing between FK/IK mode in Animation Mode on the same frame with Space changing. ...

Shipping builds do not execute .exe

After playing with it and attaching in the debugger, it's sitting forever in MigratePreviousEngineIni(). It seems to be looping on DirectoryExists forever, likely here: while(PreviousVersion.GetMi ...

Crash when double clicking on RowStruct's CurveEditor

UE - Editor - Applied Usability - Mar 15, 2024

This problem can be reproduced with UE5.3 even after applying fix [Link Removed]. We have verified this issue with UE5.1 and it is not reproduced.  ...

Editor crashes if user attempts to open a data table that only has one data type after closing and reopening editor

Tools - Jan 30, 2015

Editor crashes if user attempts to open a data table that only has one data type after closing and reopening editor Frequency: 2/2 Crash Reporter: Not currently available ...