How To Fix 5M560 - SE number is not correct; the modulus 11 check is unsuccessful

SAP Error Message - Details

• Message type: E = Error

• Message class: 5M - Error Messages for Denmark

• Message number: 560

• Message text: SE number is not correct; the modulus 11 check is unsuccessful

What causes this issue?

You have entered an SE number for the employee that does not pass the
modulus 11 check as defined by the tax authorities for SE numbers.
For this reason the number is not a valid SE number.

System Response

The entry is not accepted.

How to fix this error?

Check if you have entered the correct number, and inform the tax
authorities ('told & skat') if necessary.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 5M560 - SE number is not correct; the modulus 11 check is unsuccessful ?

  The SAP error message 5M560 indicates that there is an issue with the SE (Serial Number) that you are trying to use. Specifically, the error states that the serial number is not correct because the Modulus 11 check has failed. This typically occurs when the serial number does not conform to the expected format or checksum validation.
  Cause:
  
  Incorrect Serial Number Format: The serial number may not be in the correct format or length as expected by the system.
  Checksum Failure: The Modulus 11 check is a validation method used to ensure the integrity of the serial number. If the serial number is incorrect or has been altered, it will fail this check.
  Data Entry Errors: Manual entry errors, such as typos or incorrect digits, can lead to this error.
  System Configuration Issues: There may be configuration settings in the SAP system that are not aligned with the expected serial number formats.
  
  Solution:
  
  Verify the Serial Number: Check the serial number you are entering for accuracy. Ensure that it matches the expected format and length.
  Recalculate the Checksum: If you have access to the algorithm used for the Modulus 11 check, you can recalculate the checksum for the serial number to ensure it is valid.
  Consult Documentation: Refer to the relevant SAP documentation or guidelines for the correct format and rules for serial numbers in your specific context.
  Check Configuration Settings: If you have access to system configuration, verify that the settings for serial number handling are correct and aligned with your business processes.
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  Modulus 11 Check: This is a common checksum algorithm used to validate numbers. It involves multiplying each digit by a weight factor, summing the results, and then calculating the modulus to determine if the number is valid.
  SAP Notes: Check SAP Notes for any known issues or patches related to serial number handling in your version of SAP.
  Transaction Codes: Familiarize yourself with relevant transaction codes (like IQ01 for creating equipment, IQ02 for changing equipment, etc.) that may be involved in the process where the error occurs.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.