Tag: cooking

CategoriesC++Unreal Engine

Unknown structure in BPs during cooking after updating the engine

Posted on December 9, 2024by Alex Fedosov

After updating engine from 5.4 to 5.5 there were a lot of errors in BP_PB_MainMenuGameMode with log “unknown structure“ in PlayFab async nodes.

LOG
UATHelper: Packaging (Windows): LogProperty: Error: FStructProperty::Serialize Loading: Property 'StructProperty /Game/Core/GameModes/BP_PB_MainMenugameMode.BP_PB_MainMenuGameMode_C:OnPlayFabResponse_3EA289BF44DE58647EEDBE94DBFBAFD2:response'. Unknown structure.
UATHelper: Packaging (Windows): LogProperty: Error: FStructProperty::Serialize Loading: Property 'StructProperty /Game/Core/GameModes/BP_PB_MainMenugameMode.BP_PB_MainMenuGameMode_C:OnPlayFabResponse_0B1C352942D5F143C8B4D8A25DA80CEF:response'. Unknown structure.
UATHelper: Packaging (Windows): LogProperty: Error: FStructProperty::Serialize Loading: Property 'StructProperty /Game/Core/GameModes/BP_PB_MainMenugameMode.BP_PB_MainMenuGameMode_C:OnPlayFabResponse_1A0EB2EA43AFF9FF4ACD61B5B2066B5C:response'. Unknown structure.
UATHelper: Packaging (Windows): LogProperty: Error: FStructProperty::Serialize Loading: Property 'StructProperty /Game/Core/GameModes/BP_PB_MainMenugameMode.BP_PB_MainMenuGameMode_C:OnPlayFabResponse_DCC86BA4449C14B1ACDFE0814C55A2F3:response'. Unknown structure.
UATHelper: Packaging (Windows): LogProperty: Error: FStructProperty::Serialize Loading: Property 'StructProperty /Game/Core/GameModes/BP_PB_MainMenugameMode.BP_PB_MainMenuGameMode_C:OnPlayFabResponse_21231BFD4BE61A95E8D611AC2FB07AF8:response'. Unknown structure.
UATHelper: Packaging (Windows): LogProperty: Error: FStructProperty::Serialize Loading: Property 'StructProperty /Game/Core/GameModes/BP_PB_MainMenugameMode.BP_PB_MainMenuGameMode_C:OnPlayFabResponse_B1421B304D52951825D766BDA0EC6AA0:response'. Unknown structure.
UATHelper: Packaging (Windows): LogProperty: Error: FStructProperty::Serialize Loading: Property 'StructProperty /Game/Core/GameModes/BP_PB_MainMenugameMode.BP_PB_MainMenuGameMode_C:OnPlayFabResponse_A405560142B55F6A1A0094901137665F:response'. Unknown structure.
UATHelper: Packaging (Windows): LogProperty: Error: FStructProperty::Serialize Loading: Property 'StructProperty /Game/Core/GameModes/BP_PB_MainMenugameMode.BP_PB_MainMenuGameMode_C:OnPlayFabResponse_9FA6414944FCA3602E478EA88220A34F:response'. Unknown structure.
UATHelper: Packaging (Windows): LogProperty: Error: FStructProperty::Serialize Loading: Property 'StructProperty /Game/Core/GameModes/BP_PB_MainMenugameMode.BP_PB_MainMenuGameMode_C:OnPlayFabResponse_3E8E60F04A8D6D8BBA6A8282BFB43CFA:response'. Unknown structure.
UATHelper: Packaging (Windows): LogProperty: Error: FStructProperty::Serialize Loading: Property 'StructProperty /Game/Core/GameModes/BP_PB_MainMenugameMode.BP_PB_MainMenuGameMode_C:OnPlayFabResponse_7A2E03454653A83351BF839F8612993A:response'. Unknown structure.

The error points to response structure of type FPlayFabBaseMode.

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