How To Fix DB6530 - An invalid value has been returned for the DFT_MON_TABLE switch

SAP Error Message - Details

• Message type: E = Error

• Message class: DB6 - DB6: Alert Monitoring and Alert Configuration

• Message number: 530

• Message text: An invalid value has been returned for the DFT_MON_TABLE switch

Copy of DB6 527

What causes this issue?

To allow meaningful monitoring of the database, you must activate this
switch.

System Response

If this switch is not set, it can lead to problems ranging from
restricting the function of the CCMS transactions to erroneous
terminations.

How to fix this error?

Activate the switch by setting the appropriate database manager
parameters using the following command:
<LB>UPDATE DBM CFG USING DFT_MON_TABLE ON </>
The setting will become active at the next connection to the database.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DB6530 - An invalid value has been returned for the DFT_MON_TABLE switch ?

  The SAP error message DB6530 indicates that there is an issue with the DFT_MON_TABLE switch, which is related to database monitoring in SAP systems. This error typically arises when the system encounters an invalid value for this switch, which is used to control the monitoring of database tables.
  Cause:
  
  Invalid Configuration: The DFT_MON_TABLE switch may have been set to an invalid value, which could be due to manual changes or incorrect configuration during system setup or updates.
  Database Issues: There may be underlying issues with the database itself that are causing the monitoring parameters to be misconfigured.
  SAP Notes: Sometimes, specific SAP Notes or patches may not have been applied, leading to inconsistencies in system behavior.
  
  Solution:
  
  
  Check Configuration: Verify the configuration of the DFT_MON_TABLE switch. You can do this by accessing the relevant database configuration settings in the SAP system. Ensure that the value set for this switch is valid and corresponds to the expected values as per SAP documentation.
  
  
  Reset the Switch: If the value is incorrect, reset it to a valid state. This may involve setting it to a default value or a value that is known to work correctly in your environment.
  
  
  Review SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that address this specific error. There may be patches or updates that need to be applied to resolve the issue.
  
  
  Database Monitoring: If the issue persists, consider reviewing the database monitoring settings and logs for any additional errors or warnings that could provide more context on the problem.
  
  
  Consult Documentation: Refer to the official SAP documentation for your specific version and database type to understand the expected values for the DFT_MON_TABLE switch.
  
  
  Contact SAP Support: If you are unable to resolve the issue through the above steps, consider reaching out to SAP Support for further assistance. They can provide more detailed guidance based on your specific system configuration and version.
  
  
  Related Information:
  
  Database Type: The behavior of the DFT_MON_TABLE switch may vary depending on the database system (e.g., HANA, Oracle, SQL Server) being used with SAP.
  Monitoring Tools: Familiarize yourself with the monitoring tools available in SAP, as they can help diagnose and troubleshoot database-related issues.
  System Logs: Always check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify and resolve the issue related to the DB6530 error message in your SAP system.