How To Fix CNV_MBT420 - &1. Call Extended Process Monitor to check status details

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 420

• Message text: &1. Call Extended Process Monitor to check status details

What causes this issue?

The execution of mass starting activities has been detected by the
process status refresh procedure . The displayed status of mass
execution activities in the standard view of Process Tree / Monitor
might not be sufficient to decide, whether a process step is still
running or needed to be stopped because of errors or system resources
are busy.

System Response

The status of mass starting activities is kept as running as long as
not all activities to be handled within the mass start are completed.

How to fix this error?

Call Extended Process Monitor to get detailed information about all
activities and their subactivities in the currently active phase.
Choose the active phase in the initial screen of Extended Process
Monitor to get the list of all activities in this phase and the status
of their last / current execution.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT420 - &1. Call Extended Process Monitor to check status details ?

  The SAP error message CNV_MBT420 typically relates to issues encountered during data migration or conversion processes, particularly when using the SAP Landscape Transformation (SLT) or SAP Data Services. The message indicates that there is a problem with the migration process, and it suggests checking the Extended Process Monitor for more details.
  Cause:
  The error can be caused by several factors, including but not limited to:
  
  Data Consistency Issues: There may be inconsistencies in the data being migrated, such as missing or invalid entries.
  Configuration Problems: Incorrect configuration settings in the migration tool or in the source/target systems can lead to errors.
  Performance Issues: The system may be experiencing performance bottlenecks, leading to timeouts or failures in the migration process.
  Authorization Issues: The user executing the migration may not have the necessary permissions to perform certain actions.
  Technical Errors: There could be underlying technical issues, such as database connectivity problems or issues with the migration scripts.
  
  Solution:
  To resolve the CNV_MBT420 error, you can follow these steps:
  
  
  Check the Extended Process Monitor:
  
  Access the Extended Process Monitor (transaction code CNV_MBT_MONITOR) to get detailed information about the status of the migration process. Look for any specific error messages or warnings that can provide more context.
  
  
  
  Review Logs:
  
  Check the logs generated during the migration process for any specific error messages that can help identify the root cause.
  
  
  
  Data Validation:
  
  Validate the data being migrated to ensure there are no inconsistencies or invalid entries. This may involve checking for missing records, data types, and referential integrity.
  
  
  
  Configuration Review:
  
  Review the configuration settings of the migration tool and ensure they are correctly set up for your specific scenario.
  
  
  
  Performance Monitoring:
  
  Monitor system performance during the migration process to identify any bottlenecks. Consider optimizing the migration process or increasing system resources if necessary.
  
  
  
  Authorization Check:
  
  Ensure that the user executing the migration has the necessary authorizations to perform all required actions.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration tool you are using for any known issues or additional troubleshooting steps.
  
  
  
  Contact SAP Support:
  
  If the issue persists after following the above steps, consider reaching out to SAP Support for further assistance. Provide them with the error message, logs, and any other relevant information.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  Documentation: Review the official SAP documentation for the migration tool you are using, as it may contain specific guidelines and best practices.
  
  By following these steps, you should be able to diagnose and resolve the CNV_MBT420 error effectively.