How To Fix /ACCGO/CAS_MSG203 - Customer &1 is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/CAS_MSG -

• Message number: 203

• Message text: Customer &1 is not valid

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 /ACCGO/CAS_MSG203 - Customer &1 is not valid ?

  The SAP error message /ACCGO/CAS_MSG203 Customer &1 is not valid typically indicates that the customer number specified in the transaction is not recognized or does not exist in the system. This can occur for various reasons, such as data entry errors, the customer not being created in the system, or the customer being marked as inactive.
  Causes:
  
  Incorrect Customer Number: The customer number entered may have been mistyped or incorrectly formatted.
  Customer Not Created: The customer may not have been created in the system yet.
  Inactive Customer: The customer may exist but is marked as inactive or blocked in the system.
  Data Synchronization Issues: If the system is integrated with other systems, there may be synchronization issues leading to the customer not being recognized.
  Authorization Issues: The user may not have the necessary permissions to access the customer data.
  
  Solutions:
  
  Verify Customer Number: Double-check the customer number for any typographical errors. Ensure that it is entered correctly.
  Check Customer Master Data: Use transaction codes like XD03 (Display Customer) or FD03 (Display Customer - Company Code) to check if the customer exists in the system.
  Activate Customer: If the customer is inactive, you may need to reactivate it using transaction codes like XD02 (Change Customer) or FD02 (Change Customer - Company Code).
  Create Customer: If the customer does not exist, you may need to create a new customer record using transaction codes like XD01 (Create Customer) or FD01 (Create Customer - Company Code).
  Check Authorizations: Ensure that the user has the necessary authorizations to view or edit customer data.
  Consult with IT Support: If the issue persists, it may be necessary to consult with your IT support team or SAP Basis team to investigate any underlying system issues or data synchronization problems.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for customer master data management, such as XD01, XD02, XD03, FD01, FD02, and FD03.
  SAP Notes: Check SAP Notes for any known issues or patches related to customer master data management.
  Documentation: Review SAP documentation for customer master data management to understand the processes and requirements for creating and maintaining customer records.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.