How To Fix ESH_TEST_FUNC064 - Source system &1 client &2 could not be connected to the appliance

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_TEST_FUNC - Test Functions of ESH

• Message number: 064

• Message text: Source system &1 client &2 could not be connected to the appliance

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_TEST_FUNC064 - Source system &1 client &2 could not be connected to the appliance ?

  The SAP error message ESH_TEST_FUNC064 indicates that there is an issue with connecting a source system (specified by the system ID and client number) to the SAP HANA appliance or the SAP Enterprise Search (ESH) system. 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 source system and the SAP HANA appliance.
  Incorrect Configuration: The connection settings (such as hostname, port, or client number) may be incorrectly configured in the system.
  Authorization Issues: The user credentials used for the connection may not have the necessary permissions to access the source system.
  Service Availability: The required services on the source system or the HANA appliance may not be running.
  Firewall Restrictions: Firewalls may be blocking the connection between the source system and the appliance.
  Version Compatibility: There may be compatibility issues between the versions of the source system and the HANA appliance.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or telnet to verify that the source system can reach the HANA appliance.
  Ensure that there are no network outages or issues.
  
  
  
  Verify Connection Configuration:
  
  Check the connection settings in the SAP system (transaction code SM59 for RFC destinations).
  Ensure that the hostname, port, and client number are correctly specified.
  
  
  
  Review User Authorizations:
  
  Ensure that the user credentials used for the connection have the necessary authorizations to access the source system.
  Check roles and profiles assigned to the user.
  
  
  
  Check Service Status:
  
  Verify that the required services on both the source system and the HANA appliance are running.
  Restart services if necessary.
  
  
  
  Firewall Configuration:
  
  Check firewall settings to ensure that the required ports are open for communication between the systems.
  Consult with your network administrator if needed.
  
  
  
  Compatibility Check:
  
  Ensure that the versions of the source system and the HANA appliance are compatible.
  Refer to SAP notes or documentation for version compatibility information.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to ESH and connectivity issues for any specific patches or updates that may resolve the issue.
  Logs and Traces: Review system logs (such as the application log or trace files) for more detailed error messages that can provide additional context.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP Support for further assistance.