How To Fix DB6PM186 - Database connection '&1' already defined

SAP Error Message - Details

• Message type: E = Error

• Message class: DB6PM - DB2 UDB for UNIX, Windows: Performance Monitoring

• Message number: 186

• Message text: Database connection '&1' 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.

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 DB6PM186 - Database connection '&1' already defined ?

  The SAP error message DB6PM186 indicates that there is an attempt to create a database connection that has already been defined in the system. This typically occurs when you are trying to set up a new database connection in the SAP system, but the connection name you are using is already in use.
  Cause:
  
  Duplicate Connection Name: The most common cause is that the connection name you are trying to create already exists in the database connection configuration.
  Configuration Errors: There may be a misconfiguration in the database connection settings, leading to the system recognizing the connection as already defined.
  System Migration or Changes: If the system has undergone migration or changes, there might be remnants of old configurations that are causing conflicts.
  
  Solution:
  
  
  Check Existing Connections: 
  
  Go to the transaction code DBACOCKPIT or DB02 in the SAP GUI.
  Navigate to the database connections section and check if the connection name you are trying to create already exists.
  
  
  
  Use a Different Connection Name: If the connection name is already in use, consider using a different name for the new connection.
  
  
  Delete or Modify Existing Connection: If the existing connection is no longer needed, you can delete it or modify it as necessary. Ensure that you have the appropriate permissions to make these changes.
  
  
  Review Configuration: Double-check the configuration settings for the database connections to ensure there are no errors or misconfigurations.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to database connections for any specific guidelines or troubleshooting steps.
  
  
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as DBACOCKPIT, DB02, and SM59 for managing database connections.
  SAP Notes: Check SAP Notes for any known issues or patches related to database connection management.
  System Logs: Review system logs for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to resolve the DB6PM186 error and successfully manage your database connections in SAP.