How To Fix FKK_DF_XX006 - Period start is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: FKK_DF_XX - Deferred Tax Transfer Posting

• Message number: 006

• Message text: Period start is missing

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKK_DF_XX006 - Period start is missing ?

  The SAP error message FKK_DF_XX006: Period start is missing typically occurs in the context of contract accounts receivable and payable (FI-CA) when there is an issue with the period settings in the system. This error indicates that the system is unable to determine the start date for a specific period, which is necessary for processing transactions related to billing, payments, or other financial activities.
  Causes:
  
  Missing Configuration: The period start date may not be configured correctly in the system settings for the relevant financial transaction or contract.
  Incorrect Posting Period: The posting period may not be open or may not have been defined properly in the system.
  Data Inconsistency: There may be inconsistencies in the data related to the contract accounts, such as missing or incorrect entries in the relevant tables.
  Custom Development: If there are custom developments or enhancements in the system, they may not be handling the period start correctly.
  
  Solutions:
  
  
  Check Configuration:
  
  Navigate to the configuration settings for the relevant module (FI-CA) and ensure that the period settings are correctly defined.
  Verify that the fiscal year variant and posting periods are set up correctly.
  
  
  
  Open Posting Periods:
  
  Ensure that the posting periods are open for the relevant transactions. You can check this in the transaction code OB52 (Manage Posting Periods).
  If the period is closed, you may need to open it temporarily to process the transaction.
  
  
  
  Review Contract Account Data:
  
  Check the contract account data for any missing or incorrect entries. You can use transaction codes like FPL9 (Display Contract Account) to review the details.
  Ensure that all necessary fields are filled out correctly.
  
  
  
  Check for Custom Code:
  
  If there are any custom developments or enhancements, review the code to ensure that it is correctly handling the period start logic.
  Consult with your ABAP developer if necessary.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes that may address this specific error. Sometimes, SAP releases notes that provide fixes or workarounds for known issues.
  
  
  
  Testing:
  
  After making any changes, perform testing to ensure that the error no longer occurs and that the system behaves as expected.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FPL1, FPL9, and OB52 for managing contract accounts and posting periods.
  Documentation: Review SAP documentation related to FI-CA and period management for additional insights and best practices.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.