How To Fix /SAPAPO/RSP01144 - The same restriction &2 appears twice in restriction matrix &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RSP01 -

• Message number: 144

• Message text: The same restriction &2 appears twice in restriction matrix &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RSP01144 - The same restriction &2 appears twice in restriction matrix &1 ?

  The SAP error message /SAPAPO/RSP01144 indicates that there is a duplicate restriction in the restriction matrix within the Advanced Planning and Optimization (APO) module. This typically occurs when the same restriction is defined more than once in the matrix, which can lead to inconsistencies or errors in planning processes.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the same restriction has been entered multiple times in the restriction matrix.
  Data Migration Issues: If data has been migrated from another system or if there have been manual entries, duplicates may have been inadvertently created.
  Configuration Errors: Incorrect configuration settings or processes that allow for duplicate entries can also lead to this error.
  
  Solution:
  
  
  Identify Duplicates: 
  
  Go to the restriction matrix (/SAPAPO/RSP01144) and review the entries to identify the duplicate restrictions.
  You can use transaction codes like /SAPAPO/RSCT to view and manage the restriction matrix.
  
  
  
  Remove Duplicates: 
  
  Once identified, remove the duplicate entries from the restriction matrix. Ensure that only unique restrictions remain.
  Make sure to check the implications of removing a restriction, as it may affect planning results.
  
  
  
  Validation: 
  
  After making changes, validate the restriction matrix to ensure that no duplicates exist and that the matrix functions as intended.
  You can run planning runs or simulations to confirm that the error no longer occurs.
  
  
  
  Prevent Future Duplicates: 
  
  Review the processes for entering restrictions to ensure that there are checks in place to prevent duplicates from being created in the future.
  Consider implementing validation rules or using custom programs to check for duplicates before saving entries.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP documentation for detailed information on managing restriction matrices in APO.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Support: If the issue persists or if you need further assistance, consider reaching out to SAP support or consulting with an SAP expert who specializes in APO.
  
  By following these steps, you should be able to resolve the error and prevent it from occurring in the future.