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

/SAPAPO/CMDS_DIALOG020 - Overview

• 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.

Unfortunately, there isn't any extra information in this error notice.

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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