FName in native gameplay tag corrupted cause game crash

Development Programming & Scripting
, ,
1

After upgrade project to UE5.5.3 our project got crash with FGameplayTag::ToString,
after debug for a while, turnout that the FName in FNativeGameplayTag some how got corrupted.

Example when I run console GameplayTags.PrintReplicationIndicies to print all tag:

[2025.03.31-10.51.11:158][624]LogGameplayTags: Display: Tag Sipher.Badge.Mission NetIndex: 4998
[2025.03.31-10.51.11:158][624]LogGameplayTags: Display: Tag Sipher.Badge.Mission.CompletedMission NetIndex: 4999
[2025.03.31-10.51.11:158][624]LogGameplayTags: Display: Tag 쵮ࡒ捏汵獵潔捵彨楒桧彴桔浵獢楴正䱟晥쵴࢐捏汵獵潔捵彨楒桧彴桔浵獢楴正剟杩瑨נ慖癬䥥摮硥䱟晥彴彁汃捩쵫׮慖癬䥥摮硥䱟晥彴彂汃捩쵫ע慖癬䥥摮硥䱟晥彴彁潔捵쵨׾慖癬䥥摮硥䱟晥彴彂潔捵쵨ܚ慖癬䥥摮硥䱟晥彴祓瑳浥䍟楬正ܚ慖癬䥥摮硥䱟晥彴祓瑳浥呟畯档٬慖癬䥥摮硥䱟晥彴片灩䅟楸쵳ڦ慖癬䥥摮硥䱟晥彴片灩䙟牯散݊慖癬䥥摮硥䱟晥彴牔杩敧彲汃捩쵫ܰ慖癬䥥摮硥䱟晥彴牔杩敧彲硁獩ݾ慖癬䥥摮硥䱟晥彴牔杩敧彲潔捵쵨ݶ慖癬䥥摮硥䱟晥彴桔浵獢楴正㉟쵄܌慖癬䥥摮硥䱟晥彴桔浵獢楴正塟ܶ慖癬䥥摮硥䱟晥彴桔浵獢楴正奟ࠞ慖癬䥥摮硥䱟晥彴桔浵獢楴正䍟楬正ࠬ慖癬䥥摮硥䱟晥彴桔浵獢楴正呟畯档ݘ慖癬䥥摮硥䱟晥彴桔浵獢楴正啟쵰ߞ慖癬䥥摮硥䱟晥彴桔浵獢楴正䑟睯쵮߼慖癬䥥摮硥䱟晥彴桔浵獢楴正䱟晥쵴࠲慖癬䥥摮硥䱟晥彴桔浵獢楴正剟杩瑨ۚ慖癬䥥摮硥䱟晥彴牔捡火摡㉟쵄ڼ慖癬䥥摮硥䱟晥彴牔捡火摡塟ڞ慖癬䥥摮硥䱟晥彴牔捡火摡奟ނ慖癬䥥摮硥䱟晥彴牔捡火摡䙟牯散ޚ慖癬䥥摮硥䱟晥彴牔捡火摡呟畯档۴慖癬䥥摮硥䱟晥彴牔捡火摡啟쵰ݎ慖癬䥥摮硥䱟晥彴牔捡火摡䑟睯쵮݀慖癬䥥摮硥䱟晥彴牔捡火摡䱟晥쵴ް慖癬䥥摮硥䱟晥彴牔捡火摡剟_0 NetIndex: 6625
[2025.03.31-10.51.11:158][624]LogGameplayTags: Display: Tag Sipher.Badge.Profile NetIndex: 5000
[2025.03.31-10.51.11:158][624]LogGameplayTags: Display: Tag Sipher.Badge.Profile.Customization NetIndex: 5001


[2025.03.27-08.23.24:046][961]LogGameplayTags: Display: Tag neByteProperty￀IntPropertyￍ4BoolPropertyvFloatPropertyￍﾲObjectPropertyNameProperty,DelegatePropertyﾈDoublePropertynArrayPropertyￍﾢStructPropertyﾖVectorPropertyￎRotatorPropertyￍ￢StrPropertyￍTextPropertyNInterfacePropertyￍ@MulticastDelegatePropertyￍﾰLazyObjectPropertyﾄSoftObjectPropertylInt64PropertyￍVInt32PropertyￍHInt16Propertyￍ*Int8PropertyﾈUInt64PropertyﾨUInt32PropertyﾠUInt16Property￈MapPropertyￍￜSetPropertyￍ&_1 NetIndex: 287

Some other tag is invalid as well.

I am not sure what cause this. Everything is fine in UE5.0.3