How To Fix /PF1/MSG_EH112 - No valid response from external system

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_EH -

• Message number: 112

• Message text: No valid response from external system

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 /PF1/MSG_EH112 - No valid response from external system ?

  The SAP error message /PF1/MSG_EH112 No valid response from external system typically indicates that there is an issue with communication between the SAP system and an external system. This could be due to various reasons, such as network issues, configuration problems, or issues with the external system itself.
  Causes:
  
  Network Issues: There may be connectivity problems between the SAP system and the external system, such as firewalls blocking the communication or network outages.
  Configuration Errors: Incorrect configuration settings in the SAP system or the external system can lead to failed communication.
  External System Down: The external system may be down or not responding due to maintenance or other issues.
  Timeouts: The request to the external system may be timing out due to long processing times or heavy load on the external system.
  Authorization Issues: The SAP system may not have the necessary permissions to access the external system.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the SAP system and the external system is stable. You can use tools like ping or traceroute to diagnose connectivity issues.
  Review Configuration Settings: Verify the configuration settings in both the SAP system and the external system. Ensure that the endpoints, ports, and protocols are correctly set up.
  Check External System Status: Confirm that the external system is up and running. If it is down, you may need to wait until it is back online or contact the support team for that system.
  Increase Timeout Settings: If timeouts are an issue, consider increasing the timeout settings in the SAP system for the communication with the external system.
  Review Logs: Check the application logs in both the SAP system and the external system for any error messages or warnings that could provide more context about the issue.
  Test Communication: Use transaction codes like SM59 (RFC Destinations) to test the connection to the external system and ensure that it is working correctly.
  Check Authorizations: Ensure that the user credentials used for the connection have the necessary permissions to access the external system.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Documentation: Review the documentation for both the SAP system and the external system to ensure that all integration points are correctly configured.
  Support: If the issue persists after troubleshooting, consider reaching out to SAP support or the support team for the external system for further assistance.
  
  By following these steps, you should be able to identify and resolve the issue causing the /PF1/MSG_EH112 No valid response from external system error message.