How To Fix ESH_FL_MSG018 - HTTP connection &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_FL_MSG - File Processing

• Message number: 018

• Message text: HTTP connection &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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_FL_MSG018 - HTTP connection &1 does not exist ?

  The SAP error message ESH_FL_MSG018 indicates that an HTTP connection specified in your system does not exist. This error typically arises in the context of SAP Enterprise Search or when trying to access a service that relies on an HTTP connection that has not been properly configured or is missing.
  Cause:
  
  Missing HTTP Connection: The specified HTTP connection is not defined in the SAP system.
  Incorrect Configuration: The HTTP connection might be incorrectly configured or the name might be misspelled.
  Transport Issues: If the connection was recently transported from another system, it may not have been set up correctly in the target system.
  Authorization Issues: The user may not have the necessary authorizations to access the HTTP connection.
  
  Solution:
  
  
  Check HTTP Connection Configuration:
  
  Go to transaction SM59 (RFC Destinations).
  Look for the HTTP connection that is supposed to be used. Ensure that it is defined and active.
  If it is missing, you will need to create a new HTTP connection.
  
  
  
  Create/Modify HTTP Connection:
  
  In SM59, create a new HTTP connection or modify an existing one.
  Ensure that the connection parameters (like target host, port, and path) are correctly set.
  Test the connection to ensure it is working properly.
  
  
  
  Check for Typographical Errors:
  
  Verify that the name of the HTTP connection used in your configuration matches exactly with what is defined in SM59.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the HTTP connection. This may involve checking roles and authorizations assigned to the user.
  
  
  
  Review Logs:
  
  Check the system logs (transaction SLG1) for any additional error messages that might provide more context about the issue.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific version of SAP you are using for any additional troubleshooting steps or known issues.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SM59: RFC Destinations
  SLG1: Application Log
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide additional troubleshooting steps.
  SAP Community: Consider checking or posting in the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the issue related to the HTTP connection not existing in your SAP system.