How To Fix AR161 - POR check digit is incorrect

SAP Error Message - Details

• Message type: E = Error

• Message class: AR - SSRV function module messages

• Message number: 161

• Message text: POR check digit is incorrect

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 AR161 - POR check digit is incorrect ?

  The SAP error message AR161, which states "POR check digit is incorrect," typically relates to issues with the Purchase Order Reference (POR) number in the context of financial transactions or document processing. This error usually occurs when the check digit of the POR does not match the expected value based on the algorithm used to calculate it.
  Cause:
  
  Incorrect POR Number: The most common cause is that the POR number entered is incorrect or has been mistyped.
  Check Digit Calculation Error: The check digit may not have been calculated correctly according to the specific algorithm used by SAP.
  Data Corruption: There may be data corruption in the database or during data transfer that affects the POR number.
  System Configuration Issues: There could be configuration issues in the SAP system that affect how POR numbers are generated or validated.
  
  Solution:
  
  Verify the POR Number: Double-check the POR number for any typographical errors. Ensure that it is entered correctly.
  Recalculate the Check Digit: If you have access to the algorithm used for calculating the check digit, verify that the check digit is correct. You may need to consult documentation or SAP support for the specific algorithm.
  Check System Configuration: Review the configuration settings in SAP related to POR numbers to ensure they are set up correctly.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or patches that may address this specific error.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may provide insights or solutions based on the specific version of SAP you are using.
  
  Related Information:
  
  Documentation: Review SAP documentation related to Purchase Order processing and check digit validation.
  User Forums: Engage with SAP user communities or forums where similar issues may have been discussed.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting or validating POR numbers.
  
  By following these steps, you should be able to identify and resolve the issue related to the AR161 error message in SAP.