How To Fix FKKPREP064 - Unit &1 refers to the invalid value &2 by means of the posting rule

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKPREP - Prepaid Functions

• Message number: 064

• Message text: Unit &1 refers to the invalid value &2 by means of the posting rule

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FKKPREP064 - Unit &1 refers to the invalid value &2 by means of the posting rule ?

  The SAP error message FKKPREP064 typically occurs in the context of contract accounts receivable and payable (FI-CA) when there is an issue with the posting rules related to a specific unit of measure or value. Here’s a breakdown of the cause, potential solutions, and related information for this error:
  Cause:
  
  Invalid Value: The error indicates that the unit of measure (Unit &1) is associated with an invalid value (Value &2) as per the defined posting rules in the system.
  Configuration Issues: There may be a misconfiguration in the posting rules or the unit of measure settings in the system.
  Data Inconsistency: The data being processed may not align with the expected formats or values defined in the system, leading to this error.
  
  Solution:
  
  
  Check Posting Rules: Review the posting rules associated with the unit of measure in the configuration settings. Ensure that the values defined are correct and valid.
  
  Navigate to the configuration for posting rules in the SAP system (Transaction code: SPRO).
  Check the settings under Financial Accounting (FI) > Contract Accounts Receivable and Payable > Basic Functions > Posting Rules.
  
  
  
  Validate Unit of Measure: Ensure that the unit of measure being used is correctly defined in the system and is valid for the transaction being processed.
  
  Use transaction code CUNI to check the unit of measure settings.
  
  
  
  Review Transaction Data: Check the transaction data that is causing the error. Ensure that the values being posted are within the acceptable range and format as defined in the posting rules.
  
  
  Consult Documentation: If the issue persists, refer to SAP documentation or help notes related to the specific error message for additional guidance.
  
  
  Testing: After making changes, perform tests to ensure that the error no longer occurs and that the posting works as expected.
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SPRO: For configuration settings.
  CUNI: For unit of measure settings.
  FBL1N/FBL5N: For displaying vendor/customer line items, which may help in identifying the problematic transaction.
  
  
  
  SAP Notes: Search for SAP Notes related to FKKPREP064 for any known issues or patches that may address the error.
  
  
  Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with SAP experts who can provide more tailored assistance based on your specific system configuration.
  
  
  By following these steps, you should be able to identify the root cause of the FKKPREP064 error and implement a solution to resolve it.