How To Fix DBOSC473 - Error while checking type of system (&1); &2 <> &3

SAP Error Message - Details

• Message type: E = Error

• Message class: DBOSC -

• Message number: 473

• Message text: Error while checking type of system (&1); &2 <> &3

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DBOSC473 - Error while checking type of system (&1); &2 <> &3 ?

  The SAP error message DBOSC473 typically indicates a mismatch in the expected system type during a database operation. This error can occur in various scenarios, such as during system checks, database connections, or when performing certain operations that require a specific system type.
  Cause:
  The error message DBOSC473 is triggered when the system is expecting a certain type of database or system configuration, but it encounters a different type. The placeholders (&1, &2, &3) in the error message represent:
  
  &1: The name of the system being checked.
  &2: The actual type of the system found.
  &3: The expected type of the system.
  
  This mismatch can occur due to several reasons:
  
  Configuration Issues: The system may not be configured correctly, leading to an incorrect identification of the system type.
  Database Migration: If the system has undergone a migration or upgrade, the system type may not have been updated correctly.
  Incorrect System Parameters: The parameters set in the SAP system or database may not align with the expected values.
  
  Solution:
  To resolve the DBOSC473 error, you can follow these steps:
  
  
  Check System Configuration:
  
  Verify the configuration settings in the SAP system. Ensure that the system type is correctly defined in the system parameters.
  
  
  
  Review Database Connection:
  
  Check the database connection settings in the SAP system. Ensure that the connection points to the correct database type and that the credentials are valid.
  
  
  
  Update System Parameters:
  
  If the system has been migrated or upgraded, ensure that all relevant parameters are updated to reflect the current system type. This may involve checking the instance profile or database profile.
  
  
  
  Consult SAP Notes:
  
  Look for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide solutions or workarounds for known issues.
  
  
  
  System Restart:
  
  In some cases, a simple restart of the SAP system or the database may resolve transient issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. Provide them with the full error message and any relevant logs to help diagnose the issue.
  
  
  
  Related Information:
  
  SAP Documentation: Review the official SAP documentation for your specific version to understand the expected system types and configurations.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as DB02 (Database Performance Analysis) and DBACOCKPIT (Database Cockpit) for monitoring and managing database connections.
  
  By following these steps, you should be able to identify and resolve the cause of the DBOSC473 error in your SAP system.