How To Fix ESH_INTEGRATION217 - Reverse connection from backend to proxy deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_INTEGRATION - ESH Integration

• Message number: 217

• Message text: Reverse connection from backend to proxy deleted

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_INTEGRATION217 - Reverse connection from backend to proxy deleted ?

  The SAP error message ESH_INTEGRATION217 indicates that a reverse connection from the backend system to the proxy has been deleted. This typically occurs in the context of SAP Enterprise Search or when integrating SAP systems with other applications.
  Cause:
  The error can be caused by several factors, including:
  
  Configuration Changes: Changes in the system configuration or network settings that affect the reverse connection.
  Network Issues: Temporary network issues that prevent the backend from reaching the proxy.
  Proxy Deletion: The proxy itself may have been deleted or is no longer available.
  Authorization Issues: Insufficient permissions or authorizations for the backend system to establish a connection to the proxy.
  System Updates: Updates or patches applied to either the backend or proxy system that may have altered the connection settings.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Connection Settings:
  
  Verify the configuration settings for the reverse connection in both the backend and proxy systems.
  Ensure that the proxy is correctly configured to accept connections from the backend.
  
  
  
  Network Connectivity:
  
  Test the network connectivity between the backend and the proxy. Use tools like ping or telnet to check if the proxy is reachable from the backend.
  
  
  
  Review Logs:
  
  Check the system logs (transaction codes like SLG1) for any additional error messages or warnings that could provide more context about the issue.
  
  
  
  Re-establish Connection:
  
  If the connection has been deleted, you may need to re-establish it. This can involve reconfiguring the connection settings in the SAP system.
  
  
  
  Authorization Check:
  
  Ensure that the user or service account used for the connection has the necessary authorizations to establish a reverse connection.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for specific instructions on configuring reverse connections for your version of SAP.
  
  
  
  System Restart:
  
  In some cases, restarting the backend or proxy system may help to re-establish the connection.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  System Documentation: Review the documentation for the specific SAP modules you are using (e.g., SAP HANA, SAP BW) for any known issues related to reverse connections.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to diagnose and resolve the ESH_INTEGRATION217 error effectively.