How To Fix IAC028 - Customer number &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: IAC - Internet Application Components

• Message number: 028

• 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 IAC028 - Customer number &1 does not exist ?

  The SAP error message IAC028, which states "Customer number &1 does not exist," typically occurs in the context of the SAP system when a transaction or process is trying to reference a customer number that is not found in the system. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Non-Existent Customer: The customer number entered does not exist in the database. This could be due to a typo or an incorrect number being used.
  Data Deletion: The customer record may have been deleted or archived, making it unavailable for the current transaction.
  Incorrect Company Code: The customer number may exist, but it is not assigned to the company code being used in the transaction.
  Master Data Issues: There may be issues with the customer master data, such as it not being created or activated properly.
  
  Solution:
  
  Verify Customer Number: Double-check the customer number for any typographical errors. Ensure that the correct number is being used.
  Check Customer Master Data:
  
  Use transaction code XD03 (Display Customer) or FD03 (Display Customer - Company Code) to search for the customer number.
  Ensure that the customer exists in the system and is active.
  
  
  Check Company Code Assignment: Make sure that the customer is assigned to the correct company code. If necessary, you can create or modify the customer record using transaction codes XD01 (Create Customer) or FD01 (Create Customer - Company Code).
  Review Data Deletion/Archiving: If the customer was deleted or archived, you may need to restore the data or create a new customer record.
  Consult with IT Support: If you are unable to resolve the issue, it may be necessary to consult with your SAP support team or IT department for further investigation.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as XD03, FD03, XD01, and FD01 for customer master data management.
  User Authorizations: Ensure that you have the necessary authorizations to view or modify customer data.
  SAP Notes: Check SAP Notes for any known issues or patches related to customer master data that may be relevant to your version of SAP.
  Documentation: Refer to SAP documentation or help files for more detailed information on customer master data management and error handling.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.