How To Fix SWF_XI_ADAPTER421 - Could not persist queue name

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_XI_ADAPTER - XI BPM: Messages

• Message number: 421

• Message text: Could not persist queue name

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 SWF_XI_ADAPTER421 - Could not persist queue name ?

  The SAP error message SWF_XI_ADAPTER421: Could not persist queue name typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when there is an issue with the message queueing system. This error indicates that the system is unable to persist the queue name for a message that is being processed.
  Causes:
  
  Database Issues: There may be problems with the database connection or the database itself, which can prevent the system from writing the queue name.
  Configuration Errors: Incorrect configuration settings in the integration scenario or the adapter can lead to this error.
  Resource Limitations: Insufficient resources (like memory or disk space) on the server can cause failures in persisting data.
  Transport Layer Issues: Problems in the transport layer, such as network issues or misconfigured transport settings, can also lead to this error.
  Version Compatibility: Incompatibility between different components of the SAP system (e.g., PI/PO version and adapter version) can cause issues.
  
  Solutions:
  
  Check Database Connection: Ensure that the database is up and running, and that the connection settings in the SAP system are correct.
  Review Configuration: Verify the configuration of the integration scenario and the adapter settings. Make sure that all required parameters are correctly set.
  Monitor System Resources: Check the server for resource availability. Ensure that there is enough memory and disk space for the system to operate.
  Check Logs: Review the application logs (transaction SLG1) for more detailed error messages that can provide additional context about the issue.
  Restart Services: Sometimes, restarting the relevant services or the entire SAP system can resolve transient issues.
  Update Components: Ensure that all components of the SAP system are up to date and compatible with each other. Apply any necessary patches or updates.
  Consult SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SXMB_MONI (for monitoring messages) or SXI_MONI (for monitoring integration processes) to get more insights into the message flow and identify where the issue is occurring.
  SAP Community: Engaging with the SAP Community forums can provide additional insights and solutions from other users who may have encountered similar issues.
  Documentation: Refer to the official SAP documentation for Process Integration/Orchestration for detailed information on configuration and troubleshooting.
  
  If the issue persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.