How To Fix 51123 - KID number & does not pass MOD10 or MOD11 check

SAP Error Message - Details

• Message type: E = Error

• Message class: 51 - HR: Messages for Norway

• Message number: 123

• Message text: KID number & does not pass MOD10 or MOD11 check

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 51123 - KID number & does not pass MOD10 or MOD11 check ?

  The SAP error message 51123 indicates that a KID (Kundenidentifikationsnummer or Customer Identification Number) does not pass the MOD10 or MOD11 check. This error typically arises in the context of financial transactions or customer data processing where a valid identification number is required.
  Cause:
  The MOD10 and MOD11 checks are algorithms used to validate identification numbers. They ensure that the number follows a specific format and is mathematically valid. The error occurs when:
  
  The KID number is incorrectly formatted.
  The KID number contains invalid characters (e.g., letters instead of digits).
  The KID number does not conform to the expected checksum rules defined by MOD10 or MOD11.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Verify the KID Number: Check the KID number for any typographical errors. Ensure that it consists only of digits and is of the correct length.
  
  
  Perform MOD10/MOD11 Check: Manually or programmatically perform the MOD10 or MOD11 check on the KID number to see if it passes. If it fails, you will need to correct the number.
  
  
  Consult Documentation: Refer to SAP documentation or your organization's guidelines regarding valid KID formats and the specific rules for MOD10 and MOD11 checks.
  
  
  Update the KID Number: If the KID number is incorrect, update it with a valid number that passes the checks.
  
  
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with a technical expert who can assist with the validation process.
  
  
  Related Information:
  
  
  MOD10 Check: This algorithm is often used for credit card numbers and other identification numbers. It involves doubling every second digit from the right, summing the digits of the results, and ensuring the total is a multiple of 10.
  
  
  MOD11 Check: This is similar but uses a different weighting and summation method. It is often used for identification numbers in various countries.
  
  
  SAP Notes: Check for any relevant SAP Notes that might provide additional context or solutions for this specific error message.
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP that may help you manage customer data or identification numbers, such as XD01 (Create Customer) or XD02 (Change Customer).
  
  
  By following these steps, you should be able to identify and correct the issue causing the error message 51123 in SAP.