How To Fix FDT_HANA022 - Assign DB connection 'DEFAULT' or secondary DB connection to application

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_HANA - BRFplus: HANA Integration

• Message number: 022

• Message text: Assign DB connection 'DEFAULT' or secondary DB connection to application

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_HANA022 - Assign DB connection 'DEFAULT' or secondary DB connection to application ?

  The SAP error message FDT_HANA022 typically indicates that there is an issue with the database connection configuration in your SAP system, particularly when working with SAP HANA. This error suggests that the application is unable to find a valid database connection, which is necessary for executing database operations.
  Cause:
  
  Missing Database Connection: The primary cause of this error is that the application does not have a valid database connection assigned. This could be due to misconfiguration or the absence of a default or secondary database connection.
  Incorrect Configuration: The database connection settings may not be correctly configured in the application or the system.
  Authorization Issues: There may be authorization issues preventing the application from accessing the database connection.
  System Changes: Recent changes in the system configuration or updates may have affected the database connection settings.
  
  Solution:
  To resolve the FDT_HANA022 error, you can follow these steps:
  
  
  Check Database Connection Configuration:
  
  Go to the SAP HANA Studio or the relevant transaction (like DBACOCKPIT or SM59) to check the database connection settings.
  Ensure that the 'DEFAULT' database connection is properly configured and active.
  
  
  
  Assign Database Connection:
  
  If the application requires a specific database connection, ensure that it is assigned correctly. This can usually be done in the application settings or configuration files.
  You may need to assign a secondary database connection if the primary one is not suitable.
  
  
  
  Review Application Configuration:
  
  Check the application configuration to ensure that it is set to use the correct database connection. This may involve reviewing the application’s configuration files or settings in the SAP GUI.
  
  
  
  Check Authorizations:
  
  Ensure that the user or service account running the application has the necessary authorizations to access the database connection.
  
  
  
  Restart Services:
  
  Sometimes, simply restarting the application or relevant services can resolve connection issues.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation or notes related to the specific application you are using for any additional configuration steps or troubleshooting tips.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. They may provide specific guidance based on your system configuration and version.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  System Logs: Review system logs (like ST22 for dumps or SM21 for system logs) for any additional error messages that may provide more context about the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  By following these steps, you should be able to diagnose and resolve the FDT_HANA022 error in your SAP environment.