How To Fix FKK_DF_XX015 - Start month and end month are different

SAP Error Message - Details

• Message type: E = Error

• Message class: FKK_DF_XX - Deferred Tax Transfer Posting

• Message number: 015

• Message text: Start month and end month are different

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 FKK_DF_XX015 - Start month and end month are different ?

  The SAP error message FKK_DF_XX015 indicates that there is a mismatch between the start month and the end month in a financial document or transaction. This error typically occurs in the context of contract accounting or billing processes, where the system expects the start and end periods to align correctly.
  Cause:
  
  Mismatched Dates: The start month and end month specified in the transaction or document do not match. For example, if the start month is January and the end month is February, this error will be triggered.
  Configuration Issues: There may be configuration settings in the contract or billing setup that enforce specific rules regarding the start and end periods.
  Data Entry Errors: Manual entry errors during the creation of contracts, billing documents, or other financial transactions can lead to this mismatch.
  
  Solution:
  
  Check Dates: Review the start and end dates in the relevant document or transaction. Ensure that they are set correctly and that the end month logically follows the start month.
  Adjust Configuration: If the error is due to configuration settings, consult with your SAP administrator or functional consultant to adjust the settings as necessary.
  Correct Data Entry: If the error is due to incorrect data entry, correct the dates in the document and save the changes.
  Review Related Documents: If the transaction is linked to other documents (like contracts or previous billing), ensure that all related documents have consistent date settings.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like FBL5N (Customer Line Item Display) or FBL1N (Vendor Line Item Display) to review related financial documents.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional context or solutions.
  Documentation: Refer to SAP documentation or help files for more detailed information on contract accounting and billing processes.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in contract accounting or billing processes.