How To Fix ESH_HANA_ADMIN146 - The HANA server could not be reached or has not reacted (DB Conn. &1)

ESH_HANA_ADMIN146 - Overview

• Message type: E = Error

• Message class: ESH_HANA_ADMIN - ESH HANA Index Administration

• Message number: 146

• Message text: The HANA server could not be reached or has not reacted (DB Conn. &1)

What causes this issue?

When checking for the HANA version the HANA server has not been reached,
or has not been able to react.
In most cases this is a connectivity issue. The database connection "
&v1&" to the HANA server is not set up correctly, or the HANA server is
unavailable.

System Response

System cannot proceed with the actions to be performed.

How to fix this error?

Please check the HANA connection.
The HANA connection can for example be checked via the ESH connectivity
configuration report ESH_ADM_SET_TREX_DESTINATION "Set the RFC
Destination to TREX or DB Connection to HANA".
Execute "Connection Test" in the toolbar of this report.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Further details regarding database connection "&v1&", including check
and analysis tools, can be found in transaction "DBACOCKPIT".

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_HANA_ADMIN146 - The HANA server could not be reached or has not reacted (DB Conn. &1) ?

  The SAP error message ESH_HANA_ADMIN146 indicates that the HANA server could not be reached or has not responded. This can occur due to various reasons related to connectivity, configuration, or server status. Below are some common causes, potential solutions, and related information for this error:
  Causes:
  
  Network Issues: There may be network connectivity problems between the application server and the HANA database server.
  HANA Server Down: The HANA database server might be down or not running.
  
  Configuration Issues: Incorrect configuration settings in the connection parameters (e.g., hostname, port, user credentials).
  Firewall Restrictions: Firewalls may be blocking the connection to the HANA server.
  Resource Limitations: The HANA server may be overloaded or running out of resources (CPU, memory).
  Timeout Settings: The connection timeout settings may be too low, causing the connection to fail before it can be established.
  
  Solutions:
  
  Check HANA Server Status: Ensure that the HANA server is up and running. You can check this using the HANA Studio