How To Fix /SAPAPO/ATP173 - Reassignment of confirmations produces no confirmation

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/ATP -

• Message number: 173

• Message text: Reassignment of confirmations produces no confirmation

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/ATP173 - Reassignment of confirmations produces no confirmation ?

  The SAP error message /SAPAPO/ATP173 indicates that there is an issue with the reassignment of confirmations in the Advanced Planning and Optimization (APO) module, specifically in the Available-to-Promise (ATP) functionality. This error typically arises when the system is unable to find a valid confirmation for a given order or request after attempting to reassign it.
  Causes:
  
  Insufficient Stock: There may not be enough stock available to fulfill the reassignment request.
  Incorrect Configuration: The configuration settings for ATP checks or the product master data may not be set up correctly.
  Order Status: The status of the order or the confirmation may not allow for reassignment.
  Time Constraints: The requested delivery date may be outside the available time frame for the stock.
  Product Allocation: There may be product allocation settings that restrict the availability of stock for certain orders.
  Planning Version: The planning version being used may not have the necessary data or stock levels.
  
  Solutions:
  
  Check Stock Levels: Verify that there is sufficient stock available to fulfill the confirmation request. You can do this by checking the stock overview in the system.
  Review Configuration: Ensure that the ATP configuration settings are correctly set up in the system. This includes checking the product master data and ATP check settings.
  Order Status Review: Check the status of the order and the confirmation. If the order is in a status that does not allow for reassignment, you may need to change the status or create a new confirmation.
  Adjust Delivery Dates: If the requested delivery date is outside the available time frame, consider adjusting the delivery date to a time when stock is available.
  Check Product Allocation: Review any product allocation settings that may be affecting stock availability for the order.
  Use the Correct Planning Version: Ensure that you are using the correct planning version that contains the necessary data for the ATP check.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like /SAPAPO/ATC (for ATP check) or /SAPAPO/SDP94 (for checking stock levels) to investigate further.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  Documentation: Refer to SAP documentation for detailed information on ATP checks and configuration settings in APO.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.