How To Fix ESH_INTEGRATION204 - Reverse connection from back-end to proxy created

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_INTEGRATION - ESH Integration

• Message number: 204

• Message text: Reverse connection from back-end to proxy created

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_INTEGRATION204 - Reverse connection from back-end to proxy created ?

  The SAP error message ESH_INTEGRATION204 indicates that there is a reverse connection from the back-end system to the proxy system that has been created. This typically occurs in the context of SAP Enterprise Search (SAP ESH) or when integrating SAP systems with other applications.
  Cause:
  The error message can arise due to several reasons, including:
  
  Configuration Issues: The reverse connection might not be properly configured in the SAP system landscape.
  Network Issues: There could be network connectivity problems between the back-end and proxy systems.
  Authorization Problems: The user or service account used for the connection may not have the necessary authorizations.
  Service Availability: The service on the proxy side may not be running or accessible.
  
  Solution:
  To resolve the ESH_INTEGRATION204 error, you can follow these steps:
  
  
  Check Configuration:
  
  Verify the configuration settings for the reverse connection in both the back-end and proxy systems. Ensure that the connection parameters (like host, port, and service) are correctly set.
  
  
  
  Network Connectivity:
  
  Test the network connectivity between the back-end and proxy systems. You can use tools like ping or telnet to check if the proxy system is reachable from the back-end.
  
  
  
  Authorization Check:
  
  Ensure that the user or service account used for the connection has the necessary authorizations to perform the required actions. Check roles and authorizations in both systems.
  
  
  
  Service Status:
  
  Check if the relevant services on the proxy system are up and running. You can do this by accessing the service management tools in the proxy system.
  
  
  
  Logs and Traces:
  
  Review the application logs and traces in both systems for any additional error messages or warnings that could provide more context about the issue.
  
  
  
  SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that might address this specific error message or provide additional troubleshooting steps.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for Enterprise Search and integration scenarios for any specific configuration or troubleshooting guidelines.
  
  
  
  Related Information:
  
  SAP Enterprise Search: This is a search solution that allows users to search across various SAP and non-SAP data sources.
  Integration Scenarios: Understanding the integration architecture between the back-end and proxy systems can help in diagnosing issues.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, consider reaching out to SAP Support for further assistance.