How To Fix CNVMBTPEM020 - &1 has not finished predecessors

SAP Error Message - Details

• Message type: E = Error

• Message class: CNVMBTPEM - PEM (Process Execution Manager)

• Message number: 020

• Message text: &1 has not finished predecessors

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNVMBTPEM020 - &1 has not finished predecessors ?

  The SAP error message CNVMBTPEM020 indicates that a specific process or task has not completed its predecessor tasks. This error typically arises in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  The error occurs when:
  
  A task that is supposed to run has dependencies on other tasks that have not yet been completed.
  The predecessor tasks may have failed, been skipped, or are still in progress.
  There may be issues with the configuration or sequencing of the tasks in the migration process.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Check Task Status: Review the status of the predecessor tasks. Ensure that all required tasks have been completed successfully before the current task is executed.
  
  
  Review Logs: Look at the logs for the predecessor tasks to identify any errors or issues that may have caused them to fail or not complete.
  
  
  Re-run Predecessor Tasks: If any predecessor tasks have failed, attempt to re-run them and ensure they complete successfully.
  
  
  Check Dependencies: Verify the dependencies and sequencing of the tasks in your migration or conversion project. Ensure that the tasks are set up correctly in the correct order.
  
  
  Consult Documentation: Refer to the SAP documentation or notes related to the specific migration or conversion process you are using. There may be specific instructions or known issues related to the error.
  
  
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including logs and the context in which it occurred.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LTMC (for Migration Cockpit) or SCC1 (for client copy) that may be involved in the process.
  SAP Notes: Search for SAP Notes related to the error message or the specific migration tool you are using. SAP Notes often contain fixes or workarounds for known issues.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.