How To Fix CNV_OT_PCL008 - Check already running

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_OT_PCL - Messages for PCL of generic OBT parts

• Message number: 008

• Message text: Check already running

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 CNV_OT_PCL008 - Check already running ?

  The SAP error message CNV_OT_PCL008: Check already running typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other tools that involve data transfer. This error indicates that a particular check or process is already in progress, which prevents the initiation of a new check or process.
  Causes:
  
  Concurrent Processes: The most common cause is that another instance of the same check or process is already running. This can happen if a previous migration or conversion job has not completed or has been left running due to an error.
  System Lock: Sometimes, the system may have a lock on the process due to a previous session that did not terminate correctly.
  Long-running Processes: If a process takes longer than expected, it may lead to confusion about whether it is still running or has failed.
  
  Solutions:
  
  
  Check Running Processes: 
  
  Use transaction codes like SM37 (Job Monitoring) to check for any running jobs related to the migration or conversion process. Look for jobs that are in a "running" state.
  If you find a job that is stuck or taking too long, you may need to terminate it.
  
  
  
  Terminate Stuck Processes: 
  
  If you identify a stuck process, you can terminate it using the appropriate options in SM37 or by using transaction SM50 (Process Overview) to kill the process.
  
  
  
  Wait for Completion: 
  
  If another process is legitimately running, you may need to wait for it to complete before starting a new one.
  
  
  
  Check Logs: 
  
  Review the logs for any previous runs to identify if there were any issues that caused the process to hang or not complete.
  
  
  
  Restart the Migration Cockpit: 
  
  Sometimes, simply restarting the Migration Cockpit or the relevant transaction can clear up any temporary locks or issues.
  
  
  
  System Restart: 
  
  In extreme cases, if the issue persists and you cannot identify the running process, a system restart may be necessary to clear any locks.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for any known issues or best practices.
  Support: If the issue persists and you cannot resolve it, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to resolve the CNV_OT_PCL008 error and continue with your data migration or conversion process.