How To Fix FKKBIX2371 - Type &1 of the dependent item is unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKBIX2 - Billing in Contract Accounts Receivable and Payable

• Message number: 371

• Message text: Type &1 of the dependent item is unknown

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FKKBIX2371 - Type &1 of the dependent item is unknown ?

  The SAP error message FKKBIX2371, which states "Type &1 of the dependent item is unknown," typically occurs in the context of financial accounting, particularly when dealing with document processing or posting in the SAP system. This error indicates that the system has encountered a dependent item (such as a line item in a financial document) with a type that it does not recognize or cannot process.
  Causes:
  
  Incorrect Configuration: The item type may not be properly configured in the system. This could be due to missing entries in the configuration tables or incorrect settings in the financial document types.
  Custom Development: If there are custom developments or enhancements in the system, they may not be correctly handling certain item types.
  Data Integrity Issues: There may be inconsistencies or corruption in the data related to the financial documents or item types.
  Missing Authorizations: Sometimes, the user may not have the necessary authorizations to access or process certain item types.
  
  Solutions:
  
  
  Check Configuration: Review the configuration settings for financial document types and item types in the SAP system. Ensure that all necessary types are defined and correctly set up.
  
  Transaction Codes: Use transaction codes like OBY6 (for document types) and OBD2 (for item categories) to check configurations.
  
  
  
  Review Custom Code: If there are custom programs or enhancements, review the code to ensure that it correctly handles all expected item types. Debugging may be necessary to identify where the issue arises.
  
  
  Data Consistency Check: Perform a data consistency check to identify any inconsistencies in the financial documents. This may involve running specific reports or using transaction codes like SE16 to inspect relevant tables.
  
  
  User Authorizations: Verify that the user encountering the error has the necessary authorizations to process the item types in question. This can be checked in the user roles and profiles.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates available that resolve known issues.
  
  
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including the context in which it occurs.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for financial accounting, such as FB01 (Post Document), FB50 (G/L Account Document), and FBL1N (Vendor Line Item Display).
  Documentation: Review SAP documentation related to financial accounting and document processing for additional insights into item types and their configurations.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the FKKBIX2371 error and implement a suitable solution.