How To Fix /SAPAPO/RRP_ATP163 - Purchase Order ATP check not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RRP_ATP -

• Message number: 163

• Message text: Purchase Order ATP check not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RRP_ATP163 - Purchase Order ATP check not allowed ?

  The SAP error message /SAPAPO/RRP_ATP163 indicates that an ATP (Available to Promise) check for a purchase order is not allowed. This error typically arises in the context of Advanced Planning and Optimization (APO) when trying to perform an ATP check on a purchase order that is not configured to allow such checks.
  Causes:
  
  Configuration Settings: The system may not be configured to allow ATP checks for purchase orders. This can be due to settings in the APO system or in the integration between SAP ERP and APO.
  Order Type Restrictions: Certain order types may not be allowed for ATP checks based on the configuration in the system.
  Master Data Issues: There may be issues with the master data related to the materials or vendors involved in the purchase order.
  Planning Area Settings: The planning area may not be set up to handle ATP checks for purchase orders.
  
  Solutions:
  
  Check Configuration: Review the configuration settings in the APO system to ensure that ATP checks for purchase orders are enabled. This can be done in the SAP Customizing Implementation Guide (IMG) under the relevant sections for ATP and order management.
  Review Order Type: Verify if the order type used for the purchase order is allowed for ATP checks. If not, consider changing the order type or adjusting the configuration to allow it.
  Master Data Verification: Ensure that all relevant master data (material master, vendor master, etc.) is correctly set up and does not have any inconsistencies that could prevent ATP checks.
  Planning Area Configuration: Check the planning area settings to ensure that it is configured to allow ATP checks for purchase orders. This may involve reviewing the settings for the relevant key figures and planning objects.
  Consult Documentation: Refer to SAP documentation or notes related to ATP checks and purchase orders for any specific guidance or updates that may apply to your version of SAP.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Use transaction codes like /SAPAPO/ATPCHECK to perform ATP checks manually and see if the error persists.
  Support: If the issue cannot be resolved through configuration changes, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to allow ATP checks for purchase orders in your SAP system.