How To Fix PSSC_BUFFER209 - Enqueue: Server communication error: Argument &1

SAP Error Message - Details

• Message type: E = Error

• Message class: PSSC_BUFFER - Social Services Buffer

• Message number: 209

• Message text: Enqueue: Server communication error: Argument &1

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 PSSC_BUFFER209 - Enqueue: Server communication error: Argument &1 ?

  The SAP error message PSSC_BUFFER209, which indicates an "Enqueue: Server communication error: Argument &1," typically arises in the context of enqueue server communication issues. This error can occur when there is a problem with the communication between the application server and the enqueue server, which is responsible for managing locks in the SAP system.
  Causes:
  
  Network Issues: There may be network connectivity problems between the application server and the enqueue server.
  Configuration Errors: Incorrect configuration settings in the SAP system can lead to communication failures.
  Resource Limitations: The enqueue server may be overloaded or facing resource constraints, leading to communication errors.
  System Errors: There could be underlying issues with the SAP system itself, such as a bug or a misconfiguration.
  Firewall or Security Settings: Firewalls or security settings may be blocking the communication between servers.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there is proper network connectivity between the application server and the enqueue server. You can use tools like ping or traceroute to diagnose network issues.
  Review Configuration: Verify the configuration settings in the SAP system, particularly those related to the enqueue server. Check the instance profile parameters and ensure they are correctly set.
  Monitor System Resources: Check the resource utilization on the enqueue server. If it is overloaded, consider scaling up resources or redistributing the load.
  Restart Services: Sometimes, simply restarting the enqueue server or the application server can resolve transient communication issues.
  Check Logs: Review the SAP system logs (transaction SM21) and enqueue server logs for any additional error messages or warnings that could provide more context about the issue.
  Firewall Settings: Ensure that any firewalls or security settings are configured to allow communication between the application server and the enqueue server.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that address this specific error message.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SM12 (to check locks), SM21 (to view system logs), and SM37 (to monitor job status) for troubleshooting.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, especially if it is impacting critical business processes.
  
  By following these steps, you should be able to diagnose and resolve the PSSC_BUFFER209 error effectively.