How To Fix FKKFUZZY001 - Internal error when calling FKK_FUZZY_CREATE_SIMILAR_KEYS

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKFUZZY - Messages for Function Group FKKFUZZY

• Message number: 001

• Message text: Internal error when calling FKK_FUZZY_CREATE_SIMILAR_KEYS

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FKKFUZZY001 - Internal error when calling FKK_FUZZY_CREATE_SIMILAR_KEYS ?

  The SAP error message FKKFUZZY001 indicates an internal error that occurs when the system attempts to call the function module FKK_FUZZY_CREATE_SIMILAR_KEYS. This function is typically related to the processing of financial documents, particularly in the context of contract accounts receivable and payable (FI-CA).
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies or corruption in the data being processed, which can lead to the function module failing.
  Configuration Issues: Incorrect configuration settings in the FI-CA module can lead to this error.
  Missing Authorizations: The user executing the transaction may not have the necessary authorizations to perform the operation.
  System Bugs: There may be bugs in the SAP system or specific patches that need to be applied.
  Performance Issues: If the system is under heavy load, it may lead to timeouts or internal errors.
  
  Solutions:
  
  Check Data Integrity: Review the data being processed for any inconsistencies or corruption. This may involve checking the relevant tables and ensuring that all necessary data is present and correctly formatted.
  Review Configuration: Ensure that the configuration settings for the FI-CA module are correct. This may involve consulting with your SAP Basis or FI-CA consultant.
  User Authorizations: Verify that the user has the necessary authorizations to execute the function. This can be checked in transaction SU53 or by consulting with your security team.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that address this specific error. There may be patches or updates available that resolve the issue.
  System Logs: Review the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  Performance Monitoring: If the issue is related to performance, consider monitoring system performance and optimizing database queries or system resources.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FBL1N (Vendor Line Item Display), FBL3N (G/L Account Line Item Display), and FBL5N (Customer Line Item Display) to check for related documents.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the issue persists, consider opening a support ticket with SAP for further assistance.
  
  By following these steps, you should be able to diagnose and potentially resolve the FKKFUZZY001 error in your SAP system.