How To Fix DT480 - DB-specific checks not possible; relevant DB systems cannot be determined

SAP Error Message - Details

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 480

• Message text: DB-specific checks not possible; relevant DB systems cannot be determined

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message DT480 - DB-specific checks not possible; relevant DB systems cannot be determined ?

  The SAP error message DT480 ("DB-specific checks not possible; relevant DB systems cannot be determined") typically occurs when the system is unable to identify the database systems that are relevant for the operation you are trying to perform. This can happen for various reasons, often related to configuration issues or missing information in the system.
  Causes:
  
  Database Configuration Issues: The database connection settings may not be correctly configured in the SAP system.
  Missing Database Information: The system may lack the necessary information about the database systems that are connected or available.
  Transport Layer Issues: If you are working in a transport layer, there may be issues with the transport configuration that prevent the system from recognizing the database.
  System Profile Issues: The instance profile may not be set up correctly, leading to the inability to determine the database type.
  SAP Kernel Issues: An outdated or incompatible SAP kernel version may lead to this error.
  
  Solutions:
  
  
  Check Database Configuration:
  
  Go to transaction DBACOCKPIT or DB02 and verify the database connection settings.
  Ensure that the database is up and running and that the connection parameters are correct.
  
  
  
  Review Instance Profile:
  
  Check the instance profile parameters (using transaction RZ10) to ensure that the database type is correctly specified.
  Look for parameters like dbs/db6 or dbs/ora depending on your database type.
  
  
  
  Check Transport Configuration:
  
  If you are working in a transport layer, ensure that the transport routes are correctly configured and that the relevant systems are included.
  
  
  
  Update SAP Kernel:
  
  If you suspect that the kernel version is causing the issue, consider updating to the latest version compatible with your SAP system.
  
  
  
  Check System Logs:
  
  Review the system logs (transaction SM21) for any additional error messages or warnings that might provide more context about the issue.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that might address this specific error message. There may be patches or updates available that resolve the issue.
  
  
  
  Restart the System:
  
  In some cases, a simple restart of the SAP application server can resolve transient issues related to database connectivity.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for your specific version and database type for detailed configuration steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered and resolved similar issues.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if you have a support contract.
  
  By following these steps, you should be able to diagnose and resolve the DT480 error in your SAP system.