How To Fix SO658 - Number <&> is incorrect

SAP Error Message - Details

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 658

• Message text: Number <&> is incorrect

What causes this issue?

A number was entered which is not correct.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check your entry. The number can have a maximum of 30 characters. The
separators hyphen (-), slash (/), and period (.) are allowed. Make sure
that you enter the complete number. The zero of the area code must
always be included.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SO658 - Number <&> is incorrect ?

  The SAP error message SO658, which states "Number <&> is incorrect," typically occurs in the context of document processing, particularly when dealing with sales orders, delivery documents, or other transactional data. This error indicates that the system has encountered an invalid or incorrect number format or value in a field that requires a specific type of input.
  Causes:
  
  Incorrect Number Format: The number entered may not conform to the expected format (e.g., it may contain invalid characters or be of the wrong length).
  Missing or Incorrect Data: The number may be missing or not correspond to a valid entry in the system (e.g., a sales order number that does not exist).
  Configuration Issues: There may be issues with the configuration of number ranges or document types in the SAP system.
  User Input Error: The user may have made a typographical error when entering the number.
  
  Solutions:
  
  Check Input Format: Ensure that the number you are entering adheres to the required format. This includes checking for any leading zeros, special characters, or incorrect lengths.
  Verify Existence: Confirm that the number you are trying to use (e.g., sales order number) actually exists in the system. You can do this by searching for the number in the relevant transaction.
  Review Configuration: If you have access, check the configuration settings for number ranges and document types in the SAP system. Ensure that they are set up correctly and that the number you are using falls within the defined range.
  Consult Documentation: Refer to SAP documentation or help resources for specific details about the field in which the error is occurring. This may provide insights into the expected input.
  Contact Support: If the issue persists and you cannot identify the cause, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  Transaction Codes: Depending on where the error occurs, you may be using transaction codes like VA01 (Create Sales Order), VL01N (Create Outbound Delivery), etc.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Training: Ensure that users are trained on the correct data entry procedures to minimize input errors.
  
  By following these steps, you should be able to identify and resolve the issue related to the SO658 error message in SAP.