How To Fix OPS_SE_WM_XI_PROXY030 - Problem in exactly once request: UUID &1, &2

SAP Error Message - Details

• Message type: E = Error

• Message class: OPS_SE_WM_XI_PROXY - Message class for XI WM messages

• Message number: 030

• Message text: Problem in exactly once request: UUID &1, &2

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 OPS_SE_WM_XI_PROXY030 - Problem in exactly once request: UUID &1, &2 ?

  The SAP error message OPS_SE_WM_XI_PROXY030 indicates a problem with the "exactly once" processing of a request in the context of SAP's integration framework, particularly when dealing with XI (Exchange Infrastructure) or PI (Process Integration) scenarios. This error typically arises when there is an issue with the processing of a message that is supposed to be processed exactly once, which is crucial for ensuring data integrity in integration scenarios.
  Cause:
  The error can be caused by several factors, including:
  
  Message Processing Failure: The message could not be processed successfully due to an error in the receiving system or during the transformation process.
  Timeouts: The processing of the message took too long, leading to a timeout.
  Duplicate Messages: The system may have detected a duplicate message that it is trying to process again.
  Configuration Issues: There may be misconfigurations in the integration settings, such as incorrect endpoint URLs or authentication issues.
  Network Issues: Connectivity problems between the SAP system and the external system can lead to message processing failures.
  
  Solution:
  To resolve the OPS_SE_WM_XI_PROXY030 error, you can take the following steps:
  
  Check Logs: Review the application logs (transaction SLG1) and the integration logs (transaction SXMB_MONI) for more detailed error messages that can provide insights into the root cause.
  Message Monitoring: Use the message monitoring tools in SAP PI/PO to check the status of the message and see if it has been processed or if it failed.
  Reprocess the Message: If the message failed due to a transient issue, you can try to reprocess it manually.
  Check Configuration: Verify the configuration settings for the integration scenario, including the sender and receiver communication channels, mapping, and routing rules.
  Network Connectivity: Ensure that there are no network issues affecting the communication between the SAP system and the external system.
  Error Handling: Implement proper error handling and logging mechanisms to capture and address issues as they arise.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the SAP documentation for XI/PI/PO for best practices on message processing and error handling.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can share their solutions.
  
  By following these steps, you should be able to identify the underlying cause of the error and implement a solution to resolve it.