How To Fix AR156 - Technical error in POR reference number

SAP Error Message - Details

• Message type: E = Error

• Message class: AR - SSRV function module messages

• Message number: 156

• Message text: Technical error in POR reference number

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message AR156 - Technical error in POR reference number ?

  The SAP error message AR156, which indicates a "Technical error in POR reference number," typically arises in the context of Purchase Order Requisitions (POR) or related processes. This error can occur due to various reasons, including issues with data integrity, configuration problems, or system-related errors.
  Causes:
  
  Data Integrity Issues: There may be inconsistencies or corruption in the data related to the Purchase Order or the associated documents.
  Configuration Errors: Incorrect settings in the SAP system related to the Purchase Order process can lead to this error.
  Authorization Issues: Lack of proper authorizations for the user trying to access or modify the Purchase Order.
  System Bugs: Occasionally, this error can be caused by bugs in the SAP system or specific patches that have not been applied.
  Network Issues: Temporary network issues or connectivity problems can also lead to this error.
  
  Solutions:
  
  Check Data Integrity: Verify the data associated with the Purchase Order. Ensure that all required fields are filled correctly and that there are no inconsistencies.
  Review Configuration Settings: Check the configuration settings related to Purchase Orders in the SAP system. Ensure that they are set up correctly according to your organization's requirements.
  User Authorizations: Ensure that the user has the necessary authorizations to perform the action that triggered the error. This may involve checking roles and permissions in the SAP system.
  System Logs: Review the system logs (transaction codes like SLG1) for more detailed error messages that can provide insights into the root cause of the issue.
  SAP Notes and Patches: Check the SAP Support Portal for any relevant SAP Notes or patches that address this specific error. Applying the latest updates can resolve known issues.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with the error message details and any relevant logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME21N (Create Purchase Order), ME22N (Change Purchase Order), and ME23N (Display Purchase Order) to navigate the Purchase Order process effectively.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Documentation: Refer to SAP documentation for detailed information on Purchase Order processes and error handling.
  
  By following these steps, you should be able to diagnose and resolve the AR156 error in your SAP system.