How To Fix FAC_OPP_MESSAGE028 - You've created duplicated periods for the same business transaction &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: FAC_OPP_MESSAGE - Maintain posting period

• Message number: 028

• Message text: You've created duplicated periods for the same business transaction &1.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FAC_OPP_MESSAGE028 - You've created duplicated periods for the same business transaction &1. ?

  The SAP error message FAC_OPP_MESSAGE028 indicates that there are duplicated periods for the same business transaction in the system. This typically occurs in the context of financial accounting or asset accounting, where periods are defined for transactions, and the system does not allow overlapping or duplicate periods for the same transaction type.
  Cause:
  
  Duplicate Entries: The most common cause is that there are multiple entries for the same business transaction within the same period.
  Configuration Issues: Incorrect configuration in the period control settings or in the transaction types can lead to this error.
  Data Migration Issues: If data has been migrated from another system, it may have resulted in duplicate periods being created inadvertently.
  User Error: Manual entry errors where a user attempts to post transactions for the same period without realizing that it has already been done.
  
  Solution:
  
  Check for Duplicates: Review the entries for the specific business transaction indicated by the error message. Look for any duplicate postings in the same period.
  Adjust Periods: If duplicates are found, you may need to adjust the periods or delete the duplicate entries to resolve the conflict.
  Review Configuration: Check the configuration settings for period control in the relevant module (e.g., Asset Accounting). Ensure that the settings do not allow for overlapping periods.
  Data Cleanup: If the issue arose from data migration, perform a cleanup of the data to remove any duplicates.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling period control and transaction types.
  Seek Help from SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like AS02 (Change Asset), F-02 (Post Document), or OB52 (Open and Close Posting Periods) to manage and review postings.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Roles and Authorizations: Ensure that users have the appropriate roles and authorizations to make changes to periods and transactions.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.