How To Fix ESH_ENG_CDS_HANA100 - Connection &1 not found

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_ENG_CDS_HANA - ES-CDS/HANA

• Message number: 100

• Message text: Connection &1 not found

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_ENG_CDS_HANA100 - Connection &1 not found ?

  The SAP error message ESH_ENG_CDS_HANA100 Connection &1 not found typically indicates that the system is unable to find a specified connection to a HANA database. This can occur in various scenarios, particularly when working with SAP HANA and the Enterprise Search (ESH) functionalities.
  Cause:
  
  Missing Connection Definition: The connection specified in the error message (&1) does not exist in the system. This could be due to a misconfiguration or the connection not being created.
  Incorrect Connection Name: The connection name might be misspelled or incorrectly referenced in the configuration.
  Authorization Issues: The user may not have the necessary authorizations to access the specified connection.
  Network Issues: There could be network connectivity issues preventing access to the HANA database.
  System Configuration: The system may not be properly configured to connect to the HANA database.
  
  Solution:
  
  
  Check Connection Definition:
  
  Go to the SAP HANA Studio or the relevant transaction (like DBACOCKPIT or SICF) and verify that the connection exists.
  If it does not exist, create a new connection with the correct parameters.
  
  
  
  Verify Connection Name:
  
  Ensure that the connection name used in your configuration matches exactly with the defined connection in the system.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access the connection. This may involve checking roles and permissions in the SAP system.
  
  
  
  Test Network Connectivity:
  
  Use tools like ping or telnet to check if the HANA database is reachable from the application server.
  
  
  
  Review System Configuration:
  
  Check the configuration settings in the SAP system for connecting to HANA. This may involve reviewing settings in the SAP NetWeaver or SAP HANA configuration.
  
  
  
  Consult Logs:
  
  Review the application logs and system logs for any additional error messages or warnings that could provide more context about the issue.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation for configuring connections to HANA databases and troubleshooting connectivity issues.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.