How To Fix MDG_ANLY_SOURCES012 - HANA database connection &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_ANLY_SOURCES - Messages for MDG Analytics sources

• Message number: 012

• Message text: HANA database 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.

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 MDG_ANLY_SOURCES012 - HANA database connection &1 does not exist ?

  The SAP error message MDG_ANLY_SOURCES012 indicates that there is an issue with the HANA database connection specified in the system. This error typically arises when the system is unable to find or connect to the specified HANA database connection.
  Causes:
  
  Incorrect Connection Name: The connection name specified in the configuration does not match any existing database connection.
  Database Connection Not Configured: The HANA database connection has not been set up in the SAP system.
  Network Issues: There may be network connectivity issues preventing the SAP system from reaching the HANA database.
  Authorization Issues: The user or service account may not have the necessary permissions to access the HANA database.
  Database Instance Down: The HANA database instance may be down or not running.
  
  Solutions:
  
  
  Verify Connection Name:
  
  Check the connection name in the configuration settings to ensure it is correct.
  Go to transaction DBACOCKPIT or HANA Studio to verify the connection details.
  
  
  
  Configure Database Connection:
  
  If the connection does not exist, you will need to create it. This can be done in the SAP HANA Studio or through the SAP GUI.
  Use transaction SM59 to create or check the RFC connection to the HANA database.
  
  
  
  Check Network Connectivity:
  
  Ensure that the SAP system can reach the HANA database server. You can use tools like ping or telnet to check connectivity.
  Verify firewall settings and network configurations.
  
  
  
  Review User Permissions:
  
  Ensure that the user or service account used for the connection has the necessary permissions to access the HANA database.
  Check roles and privileges assigned to the user in the HANA database.
  
  
  
  Check Database Status:
  
  Verify that the HANA database instance is up and running. You can check this through the HANA Studio or by contacting your database administrator.
  
  
  
  Review Logs:
  
  Check the SAP application logs (transaction SLG1) and HANA database logs for any additional error messages that might provide more context.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation for configuring HANA database connections and troubleshooting connectivity issues.
  Support: If the issue persists after following the above steps, consider reaching out to SAP Support for further assistance.
  
  By following these steps, you should be able to identify and resolve the issue related to the error message MDG_ANLY_SOURCES012.