How To Fix ESH_OM_OBJ_MODEL_REP178 - System with connection GUID &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 178

• Message text: System with connection GUID &1 does not exist

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_REP178 - System with connection GUID &1 does not exist ?

  The SAP error message ESH_OM_OBJ_MODEL_REP178 indicates that there is an issue with a system connection in the SAP Enterprise Search (SAP ESH) environment. Specifically, the error states that the system with the specified connection GUID does not exist. This can occur in scenarios where the system configuration is not set up correctly or if there are issues with the connection to the backend system.
  Causes:
  
  Missing or Incorrect System Configuration: The system with the specified GUID may not be configured in the SAP system landscape.
  Deleted or Inactive System: The system might have been deleted or is currently inactive.
  Network Issues: There could be network connectivity issues preventing the SAP system from reaching the specified system.
  Incorrect GUID: The GUID provided in the error message may be incorrect or not associated with any existing system.
  
  Solutions:
  
  
  Check System Configuration:
  
  Go to the SAP system configuration (transaction code SICF or SM59) and verify that the system with the specified GUID is correctly configured.
  Ensure that the connection details (like RFC destination) are correct.
  
  
  
  Verify System Status:
  
  Check if the system is active and reachable. You can use transaction SM51 to see the list of active application servers and their statuses.
  If the system is inactive, you may need to activate it or troubleshoot why it is not available.
  
  
  
  Review Connection GUID:
  
  Ensure that the GUID mentioned in the error message is correct. You can cross-check it against the list of configured systems in your SAP landscape.
  If the GUID is incorrect, update the configuration to use the correct GUID.
  
  
  
  Network Connectivity:
  
  Check for any network issues that might be preventing communication between the SAP system and the specified system.
  Use tools like ping or traceroute to diagnose network connectivity.
  
  
  
  Recreate the Connection:
  
  If the system configuration is missing or corrupted, consider recreating the connection to the system with the correct parameters.
  
  
  
  Consult SAP Notes:
  
  Look for relevant SAP Notes that might address this specific error. SAP frequently updates their knowledge base with solutions for known issues.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM59 (RFC Destinations), SICF (HTTP Services), and SLG1 (Application Log) for troubleshooting.
  SAP Documentation: Review the official SAP documentation for Enterprise Search and system connection management for more detailed guidance.
  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 your SAP Basis team or SAP support for further assistance.