How To Fix 0Q050 - Connection &1 does not exist in DBCON

SAP Error Message - Details

• Message type: E = Error

• Message class: 0Q - Microsoft SQL Server Porting

• Message number: 050

• Message text: Connection &1 does not exist in DBCON

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 0Q050 - Connection &1 does not exist in DBCON ?

  The SAP error message 0Q050 indicates that a connection specified in the DataBase Connection (DBCON) does not exist. This error typically arises when trying to access a database connection that has not been properly defined or is not available in the system.
  Cause:
  
  Missing DBCON Entry: The specified database connection does not exist in the DBCON table.
  Incorrect Connection Name: The connection name used in the program or configuration might be misspelled or incorrect.
  Database Connection Not Configured: The database connection may not have been set up in the SAP system.
  Authorization Issues: The user may not have the necessary authorizations to access the specified database connection.
  Database Connectivity Issues: There may be issues with the underlying database or network connectivity.
  
  Solution:
  
  
  Check DBCON Configuration:
  
  Go to transaction code DB02 or DBCON in SAP.
  Verify if the connection name specified in the error message exists in the DBCON table.
  If it does not exist, you will need to create a new DBCON entry.
  
  
  
  Create or Modify DBCON Entry:
  
  If the connection is missing, create a new entry using the appropriate parameters (database type, host, instance, etc.).
  If the connection exists but is incorrect, modify it to ensure it points to the correct database.
  
  
  
  Verify Connection Name:
  
  Double-check the connection name used in your program or configuration to ensure it matches the DBCON entry.
  
  
  
  Check Authorizations:
  
  Ensure that the user executing the transaction has the necessary authorizations to access the DBCON entry.
  
  
  
  Test Database Connectivity:
  
  Use tools like DBACOCKPIT or DB02 to test the connectivity to the database.
  Check for any network issues or database server problems.
  
  
  
  Consult SAP Notes:
  
  Look for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  DBCON Table: This table holds the definitions of database connections in SAP.
  Transaction Codes: 
  
  DB02: Database Performance Monitor
  DBCON: Maintain Database Connections
  
  
  SAP Documentation: Refer to SAP Help Portal for detailed documentation on database connections and troubleshooting.
  
  If the issue persists after following these steps, consider reaching out to your SAP Basis team or SAP support for further assistance.