How To Fix /SAPAPO/CMDS_DIALOG020 - Customer number &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CMDS_DIALOG -

• Message number: 020

• Message text: Customer number &1 does not exist

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CMDS_DIALOG020 - Customer number &1 does not exist ?

  The SAP error message /SAPAPO/CMDS_DIALOG020 Customer number &1 does not exist typically occurs in the context of SAP Advanced Planning and Optimization (APO) when a user attempts to access or manipulate data related to a customer that is not recognized in the system. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Non-Existent Customer: The customer number specified in the error message does not exist in the system. This could be due to a typo or because the customer has not been created in the relevant master data.
  Data Synchronization Issues: If the system is integrated with other systems (like SAP ERP), there may be synchronization issues where the customer data has not been updated or transferred correctly.
  Authorization Issues: The user may not have the necessary authorizations to view or access the customer data.
  Configuration Issues: There may be configuration settings in the APO system that are not aligned with the customer data in the ERP system.
  
  Solution:
  
  Verify Customer Number: Check the customer number for any typographical errors. Ensure that the number you are using is correct.
  Check Customer Master Data: Use transaction codes like XD03 (for customer display) in SAP ERP to verify if the customer exists. If it does not exist, you may need to create it using XD01 (for customer creation).
  Data Synchronization: If the customer should exist but does not, check the data transfer processes between SAP ERP and SAP APO. Ensure that the relevant master data has been replicated correctly.
  Authorization Check: Ensure that the user has the necessary authorizations to access customer data. This can be checked with the help of a system administrator.
  Consult Configuration: If the issue persists, consult with your SAP Basis or configuration team to ensure that the APO system is correctly configured to recognize customer data from the ERP system.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as XD01, XD02, XD03, and /SAPAPO/CMDS for managing customer data.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Documentation: Review SAP documentation related to customer master data management in both SAP ERP and SAP APO for best practices and troubleshooting steps.
  Support: If the issue cannot be resolved internally, 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.