How To Fix ESH_HANA_FL_ADMIN004 - HTTP/HTTPS communication is not available

ESH_HANA_FL_ADMIN004 - Overview

• Message type: E = Error

• Message class: ESH_HANA_FL_ADMIN - ESH HANA File Loader

• Message number: 004

• Message text: HTTP/HTTPS communication is not available

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_HANA_FL_ADMIN004 - HTTP/HTTPS communication is not available ?

  The SAP error message ESH_HANA_FL_ADMIN004 indicates that there is an issue with HTTP/HTTPS communication in the context of the SAP Enterprise Search (ESH) and HANA system. This error typically arises when the system is unable to establish a connection to the HANA database or when the necessary services are not running or configured correctly.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP application server and the HANA database.
  Service Not Running: The HANA database service may not be running or may have crashed.
  Incorrect Configuration: The HTTP/HTTPS settings in the SAP system may be misconfigured.
  Firewall Restrictions: Firewalls or security groups may be blocking the required ports for communication.
  SSL 
  Configuration Issues: If HTTPS is being used, there may be issues with SSL certificates or configurations.
  HANA Instance Down: The specific HANA instance that the application is trying to connect to may be down.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or telnet to check