Unreal Engine Issues and Bug Tracker (UE-32670)

Description

The Editor crashes when a data table references itself by using the data table row handle setting in a struct

Steps to Reproduce

Open the editor
Create a New Struct Blueprint
Create a two new members
Set them to be Data Table Row Handle
Save
Create a new Data table
Name it "CrashTable"
Open crash Table
Base it on the Struct that was made before
Add a new row
Set the data table to reference itself
Set the row to the new member of the struct
Save all
Notice that the editor crashes

Expected: The editor would provide a warning or an error
Result: The editor crashes

Callstack


MachineId:EA8CDCD54E3691A62F8838A5364B34C6
EpicAccountId:6003a092eb5e4d259eb50cf2c6e341d2

Stack overflow - code c00000fd (first/second chance not available)

UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromObject() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:59]
UE4Editor_Engine!`anonymous namespace'::GatherDataTableForLocalization() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\engine\private\datatable.cpp:18]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromObjectWithCallbacks() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:51]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromChildTextProperties() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:224]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromStructFields() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:145]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromChildTextProperties() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:216]
UE4Editor_Engine!`anonymous namespace'::GatherDataTableForLocalization() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\engine\private\datatable.cpp:22]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromObjectWithCallbacks() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:51]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromChildTextProperties() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:224]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromStructFields() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:145]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromChildTextProperties() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:216]
UE4Editor_Engine!`anonymous namespace'::GatherDataTableForLocalization() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\engine\private\datatable.cpp:22]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromObjectWithCallbacks() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:51]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromChildTextProperties() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:224]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromStructFields() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:145]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromChildTextProperties() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:216]
UE4Editor_Engine!`anonymous namespace'::GatherDataTableForLocalization() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\engine\private\datatable.cpp:22]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromObjectWithCallbacks() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:51]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromChildTextProperties() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:224]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromStructFields() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:145]
UE4Editor_CoreUObject!FPropertyLocalizationDataGatherer::GatherLocalizationDataFromChildTextProperties() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\coreuobject\private\serialization\propertylocalizationdatagathering.cpp:216]
UE4Editor_Engine!`anonymous namespace'::GatherDataTableForLocalization() [d:\build\++ue4+release-4.12+compile\sync\engine\source\runtime\engine\private\datatable.cpp:22]

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Fixed

Component	UE - Editor - UI Systems - Localization
Affects Versions	4.12.4
Target Fix	4.13

Fix Commit	3037605
Main Commit	3050870

Created	Jun 30, 2016
Resolved	Jul 5, 2016
Updated	May 2, 2018

View Jira Issue

UE-32670

Crash when opening a data table that references itself in a data table row handle

Crash when opening a data table that references itself in a data table row handle

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