How To Fix ATP_RESPONSIBILITY013 - No validity start has been maintained.

SAP Error Message - Details

• Message type: E = Error

• Message class: ATP_RESPONSIBILITY -

• Message number: 013

• Message text: No validity start has been maintained.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ATP_RESPONSIBILITY013 - No validity start has been maintained. ?

  The SAP error message ATP_RESPONSIBILITY013 indicates that there is no validity start date maintained for the ATP (Available to Promise) responsibility. This error typically arises in the context of Advanced Planning and Optimization (APO) or when dealing with ATP checks in the SAP system.
  Cause:
  The error occurs when the system is trying to determine the ATP responsibility for a product, but it cannot find a valid start date for the responsibility assignment. This can happen due to:
  
  Missing Configuration: The ATP responsibility has not been properly configured in the system.
  Data Maintenance Issues: The validity dates for the ATP responsibility have not been maintained or have been incorrectly set.
  Master Data Issues: The product master data or location data may not have the necessary ATP responsibility assigned.
  
  Solution:
  To resolve the ATP_RESPONSIBILITY013 error, you can follow these steps:
  
  
  Check ATP Responsibility Configuration:
  
  Go to the configuration settings for ATP in the SAP system.
  Ensure that the ATP responsibilities are defined correctly, including the validity start and end dates.
  
  
  
  Maintain Validity Dates:
  
  Navigate to the relevant transaction (e.g., /SAPAPO/ATP or similar) to maintain the ATP responsibilities.
  Ensure that a validity start date is set for the ATP responsibility. If it is missing, add the appropriate start date.
  
  
  
  Review Master Data:
  
  Check the product master data (transaction code MM03) to ensure that the ATP responsibility is assigned to the product.
  Verify that the location data (if applicable) also has the correct ATP responsibility assigned.
  
  
  
  Test the Configuration:
  
  After making the necessary changes, perform a test ATP check to ensure that the error no longer occurs.
  
  
  
  Consult Documentation:
  
  If you are unsure about the configuration steps, refer to the SAP documentation or help resources for detailed guidance on maintaining ATP responsibilities.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/ATP, MM03, SPRO, etc.
  SAP Notes: Check for any SAP Notes related to ATP responsibilities that may provide additional insights or fixes.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to make changes to ATP configurations and master data.
  
  By following these steps, you should be able to resolve the ATP_RESPONSIBILITY013 error and ensure that your ATP responsibilities are correctly maintained in the SAP system.