How To Fix CNV_DMC_HC092 - Job &1 (ID: &2): Master job has been running for over 24 hours

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_HC -

• Message number: 092

• Message text: Job &1 (ID: &2): Master job has been running for over 24 hours

What causes this issue?

The Master job has been running for over 24 hours. This indicates a
possible hanging RFC connection or database connection.

System Response

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

How to fix this error?

Deactivate all configurations to stop the master job.
In transaction SM37, check the master job (/1LT/IUC_REP_MSTR) and make
sure it stops.
Check the connection and ensure that the connection works properly.
Active the configurations, and check the master job in SM37 to make sure
it has been restarted.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_HC092 - Job &1 (ID: &2): Master job has been running for over 24 hours ?

  The SAP error message CNV_DMC_HC092 indicates that a master job in the Data Migration Cockpit (DMC) has been running for more than 24 hours. This can be a sign of various underlying issues that may be causing the job to hang or take an unusually long time to complete.
  Causes:
  
  Data Volume: The volume of data being processed may be too large, leading to extended processing times.
  Performance Issues: There may be performance bottlenecks in the system, such as insufficient resources (CPU, memory, I/O) or database locks.
  Configuration Issues: Incorrect configuration settings in the DMC or related components may lead to inefficiencies.
  Job Dependencies: The job may be waiting for other jobs to complete or for resources to become available.
  Errors in Data: There may be issues with the data being migrated, such as inconsistencies or errors that cause the job to hang.
  Network Issues: If the job involves remote systems, network latency or connectivity issues could be a factor.
  
  Solutions:
  
  Monitor Job Status: Check the job status in the DMC and look for any logs or messages that indicate where the job is stuck.
  Analyze Performance: Use transaction codes like ST22 (dump analysis), SM37 (job monitoring), and ST03N (workload analysis) to identify performance bottlenecks.
  Check Data Volume: If the data volume is too high, consider breaking the job into smaller batches or optimizing the data being migrated.
  Review Configuration: Ensure that the DMC and related components are configured correctly for optimal performance.
  Check for Locks: Use transaction SM12 to check for any database locks that may be affecting the job.
  Error Handling: If there are errors in the data, identify and correct them before re-running the job.
  Restart the Job: If the job is confirmed to be stuck, you may need to cancel it and restart it after addressing any underlying issues.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address known issues with the DMC or specific error messages.
  Documentation: Review the official SAP documentation for the Data Migration Cockpit for best practices and troubleshooting tips.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed logs and job information.
  
  By following these steps, you should be able to diagnose and resolve the issue causing the CNV_DMC_HC092 error message.