Message type: E = Error
Message class:  CNV - Conversion: Messages for Conversion Services (CNCC) 
Message number: 650
Message text: Active phase &1 is no part of the current process tree (see long text)
According to the process tree, the phase  in the table CNVACTIVE should
not occur (be active). It looks as if the corresponding entry in
CNVACTIVE had been "manipulated".
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.
The SAP error message "CNV650 Active phase &1 is no part of the current process tree" typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the system is trying to reference a phase that is not recognized as part of the current process tree, which can happen for several reasons. Causes: Process Tree Mismatch: The active phase being referenced may not be part of the current migration process tree. This can occur if the process tree has been altered or if there is a mismatch between the expected and actual phases. Incomplete Configuration: The migration process may not have been configured correctly, leading to inconsistencies in the phases. Session Issues: If multiple sessions or processes are running simultaneously, it may lead to conflicts or inconsistencies in the active phases. Transport Issues: If the migration objects or configurations were transported
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