How To Fix ESH_INTEGRATION202 - Connecting back-end

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_INTEGRATION - ESH Integration

• Message number: 202

• Message text: Connecting back-end

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 ESH_INTEGRATION202 - Connecting back-end ?

  The SAP error message ESH_INTEGRATION202 typically relates to issues encountered when trying to connect to a back-end system in the context of SAP Enterprise Search or similar integration scenarios. This error can arise due to various reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the back-end system.
  Configuration Errors: Incorrect configuration settings in the SAP system or the back-end system can lead to connection failures.
  Authorization Issues: The user credentials used for the connection may not have the necessary authorizations to access the back-end system.
  Service Availability: The back-end service might be down or not properly configured to accept connections.
  Firewall Restrictions: Firewalls or security settings may be blocking the connection between the systems.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Ensure that the SAP system can reach the back-end system. You can use tools like ping or telnet to test connectivity.
  
  
  
  Review Configuration Settings:
  
  Verify the connection settings in the SAP system (e.g., RFC destination settings) to ensure they are correct.
  Check the configuration in the back-end system to ensure it is set up to accept connections from the SAP system.
  
  
  
  Validate User Credentials:
  
  Ensure that the user ID and password used for the connection are correct and that the user has the necessary authorizations in both systems.
  
  
  
  Check Service Status:
  
  Confirm that the back-end service is running and is configured to accept requests. You may need to restart the service if it is down.
  
  
  
  Firewall and Security Settings:
  
  Review firewall settings to ensure that they are not blocking the required ports for communication between the systems.
  
  
  
  Logs and Traces:
  
  Check the SAP application logs (transaction SLG1) and the back-end system logs for any additional error messages that could provide more context on the issue.
  
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to ESH_INTEGRATION202.
  Documentation: Review the official SAP documentation for Enterprise Search and integration scenarios for best practices and troubleshooting steps.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.