How To Fix DBMON1036 - Connection & is already defined

SAP Error Message - Details

• Message type: E = Error

• Message class: DBMON1 - Oracle monitoring: Messages for transaction DB02

• Message number: 036

• Message text: Connection & is already defined

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 DBMON1036 - Connection & is already defined ?

  The SAP error message DBMON1036 typically indicates that there is an issue with the database connection configuration in the SAP system. The message suggests that a connection with the specified name is already defined, which can lead to conflicts or misconfigurations when trying to establish a new connection.
  Cause:
  
  Duplicate Connection Definition: The most common cause of this error is that there is already a connection defined in the system with the same name or parameters.
  Configuration Errors: There may be errors in the configuration files or settings that lead to the system attempting to create a duplicate connection.
  Transport Issues: If changes were transported from one system to another, it might have led to duplicate entries.
  Manual Entry Errors: Manual configuration changes might have inadvertently created a duplicate connection.
  
  Solution:
  
  
  Check Existing Connections:
  
  Go to the transaction code DBACOCKPIT or DB02 in the SAP GUI.
  Look for the list of database connections and check if the connection name you are trying to create already exists.
  
  
  
  Modify or Delete Duplicate Connection:
  
  If a duplicate connection is found, you can either modify it to meet your requirements or delete it if it is not needed.
  Ensure that you have the necessary authorizations to make these changes.
  
  
  
  Review Configuration Files:
  
  Check the configuration files (like tnsnames.ora for Oracle databases) to ensure there are no duplicate entries.
  If you are using a specific database, refer to its documentation for connection settings.
  
  
  
  Transport Management:
  
  If the issue arose after a transport, review the transport logs to identify any conflicts or duplicates that may have been introduced.
  
  
  
  Restart Services:
  
  In some cases, restarting the SAP application server or the database may help clear any transient issues.
  
  
  
  Consult Documentation:
  
  Refer to SAP Notes or the official SAP Help Portal for any specific guidance related to your version of SAP and the database you are using.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Database Documentation: Depending on the database you are using (e.g., Oracle, SQL Server, HANA), consult the respective documentation for connection management.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the DBMON1036 error and ensure that your database connections are correctly configured.