How To Fix 5V018 - The identity card number is incorrect (modulo 97 test) !

SAP Error Message - Details

• Message type: E = Error

• Message class: 5V - HR: Messages for Belgium

• Message number: 018

• Message text: The identity card number is incorrect (modulo 97 test) !

What causes this issue?

The ID card number is incorrect. The modulo 97 is a check against the
composition of the number and an error has been detected for this
number.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 5V018 - The identity card number is incorrect (modulo 97 test) ! ?

  The SAP error message 5V018, which states "The identity card number is incorrect (modulo 97 test)!", typically occurs when the system is validating an identity card number (such as a national ID, tax ID, or similar) and finds that it does not pass the modulo 97 check. This check is a common validation method used to ensure that the number is valid according to specific rules.
  Cause:
  
  Incorrect Format: The identity card number may not be in the correct format or may contain invalid characters.
  Invalid Number: The number itself may be incorrect or does not correspond to a valid identity card.
  Modulo 97 Check Failure: The number fails the modulo 97 validation, which means that the number does not meet the mathematical criteria set for valid identity card numbers.
  
  Solution:
  
  Verify the Number: Check the identity card number for any typographical errors. Ensure that it is entered correctly without any extra spaces or invalid characters.
  Check Format: Ensure that the number adheres to the expected format for the specific type of identity card. Different countries or regions may have different formats.
  Perform Modulo 97 Calculation: If you have the necessary information, you can manually perform the modulo 97 calculation to see if the number is valid. The calculation involves taking the number, converting it to a numeric format if necessary, and then applying the modulo operation.
  Consult Documentation: Refer to the relevant SAP documentation or configuration settings to understand the specific requirements for the identity card number in your system.
  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:
  
  Modulo 97 Calculation: The modulo 97 check is a mathematical operation where you take a number, divide it by 97, and check the remainder. If the remainder is not zero, the number is considered invalid.
  Country-Specific Rules: Different countries may have specific rules regarding identity card numbers, including length, format, and validation checks. Make sure you are aware of these rules for the specific identity card you are working with.
  SAP Configuration: In some cases, the validation rules for identity card numbers can be configured in SAP. Check if there are any custom validations or settings that might be affecting the input.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.