How To Fix SIC_DUPL_HANA012 - No Hana-connection is working(see DB DBCON). No duplicate check performed

SAP Error Message - Details

• Message type: E = Error

• Message class: SIC_DUPL_HANA - Messages for Duplicate Check on Hana

• Message number: 012

• Message text: No Hana-connection is working(see DB DBCON). No duplicate check performed

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SIC_DUPL_HANA012 - No Hana-connection is working(see DB DBCON). No duplicate check performed ?

  The SAP error message SIC_DUPL_HANA012 indicates that there is an issue with the HANA database connection, specifically that no HANA connection is currently working. This error typically arises when the system is unable to establish a connection to the HANA database, which can prevent the execution of duplicate checks or other database operations.
  Causes:
  
  Database Connection Issues: The most common cause is that the database connection (DBCON) is not properly configured or is down.
  Network Issues: There may be network connectivity problems between the SAP application server and the HANA database server.
  Database Instance Down: The HANA database instance may be down or not running.
  Configuration Errors: Incorrect parameters in the database connection settings (e.g., wrong hostname, port, or credentials).
  Authorization Issues: The user credentials used for the connection may not have the necessary permissions to access the HANA database.
  
  Solutions:
  
  
  Check Database Connection (DBCON):
  
  Go to transaction DBACOCKPIT or DBCON in SAP.
  Verify that the HANA database connection is correctly configured and active.
  Test the connection to ensure it is working.
  
  
  
  Check HANA Database Status:
  
  Ensure that the HANA database instance is up and running.
  You can use HANA Studio or HANA Cockpit to check the status of the database.
  
  
  
  Network Connectivity:
  
  Check for any network issues that may be preventing the SAP application server from reaching the HANA database.
  Use tools like ping or telnet to test connectivity to the HANA server.
  
  
  
  Review Configuration Settings:
  
  Ensure that the connection parameters (hostname, port, user, password) in the DBCON settings are correct.
  Make sure that the database driver is correctly installed and configured.
  
  
  
  Check User Authorizations:
  
  Verify that the user credentials used for the connection have the necessary permissions to access the HANA database.
  
  
  
  Review SAP Notes:
  
  Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  DBACOCKPIT: Database administration cockpit for monitoring and managing database connections.
  DBCON: Transaction to manage database connections.
  
  
  
  SAP HANA Documentation: Refer to the official SAP HANA documentation for detailed information on configuring and troubleshooting database connections.
  
  
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  
  
  By following these steps, you should be able to identify and resolve the issue causing the SIC_DUPL_HANA012 error. If the problem persists, consider reaching out to your SAP Basis team or SAP support for further assistance.