How To Fix CNV_10500018 - Program must not be started yet

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10500 - Messages of Special Ledger Package

• Message number: 018

• Message text: Program must not be started yet

What causes this issue?

The program for finding the General Ledger tables must not be started
until another package check has been completed.
For example, the package check is repeated in phase "Y" of the chart of
accounts conversion.

System Response

The program terminates with an error message.

How to fix this error?

Wait until the IMG step <zk>Enter fields for the determination</> is
completed before you start the IMG step <zk>Determine SL objects and
create programs</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10500018 - Program must not be started yet ?

  The SAP error message CNV_10500018: Program must not be started yet typically occurs in the context of data migration or conversion processes, particularly when using SAP's tools for data migration, such as the SAP S/4HANA Migration Cockpit or other conversion programs.
  Cause:
  This error message usually indicates that the program or transaction you are trying to execute is not yet ready to be run. This can happen for several reasons, including:
  
  
  Pre-requisites Not Met: Certain pre-requisites or steps in the migration process have not been completed. This could include missing configuration settings, incomplete data preparation, or other necessary steps that must be performed before the program can be executed.
  
  
  Incorrect Sequence of Execution: The program may need to be executed in a specific sequence, and you may be trying to run it out of order.
  
  
  System Status: The system may not be in the correct status to allow the execution of the program. For example, it might be in a maintenance mode or not fully initialized.
  
  
  Version Compatibility: There may be compatibility issues with the version of the software you are using, especially if you are working with different versions of SAP systems.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Pre-requisites: Review the documentation for the migration or conversion process to ensure that all pre-requisites have been met. This may include configuration settings, data preparation steps, or other necessary actions.
  
  
  Follow the Correct Sequence: Ensure that you are executing the programs in the correct order as specified in the migration guide or documentation.
  
  
  System Status Check: Verify the status of your SAP system. Make sure it is not in maintenance mode and that all necessary services are running.
  
  
  Review Logs and Messages: Check the logs and any other error messages that may provide additional context about what is preventing the program from running.
  
  
  Consult Documentation: Refer to the official SAP documentation or notes related to the specific migration or conversion tool you are using. There may be specific instructions or known issues that can help you resolve the error.
  
  
  Contact SAP Support: If you are unable to resolve the issue on your own, consider reaching out to SAP support for assistance. They can provide guidance based on the specific context of your system and the error message.
  
  
  Related Information:
  
  SAP Notes: Look for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Migration Guides: Review the migration guides provided by SAP for the specific version of the software you are using, as they often contain detailed instructions and common pitfalls.
  Community Forums: Check SAP Community forums or other user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.