Message type: E = Error
Message class:  CNV_00001 - Message class for CWB settings maintenance programs 
Message number: 250
Message text: Check for table &1 not yet performed
Check for correctness of settings for table &V1& has not yet been
performed. The check is necessary in order to make sure that there are
no technical errors in settings for table &V1&.
The status is set to an error. No successor activities will be allowed
to run until the table is checked.
Go  back to the settings for table &V1& and double-click at the table
name in the list of the tables. The status icon should change from gray
to the actual status of the check.
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 CNV_00001250, which states "Check for table &1 not yet performed," typically occurs during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the execution of a conversion program. This message indicates that a necessary check for a specific database table has not been completed, which can prevent the migration or conversion process from proceeding.
Cause: Incomplete Migration Steps: The error usually arises when the migration process has not been fully executed, and certain prerequisite checks for the specified table have not been performed.
Configuration Issues: There may be configuration settings that have not been properly set up, leading to the system not recognizing that the checks need to be performed. Missing or Incorrect Data: The data in the specified table may be incomplete or not in the expected format, which can trigger this error. Program Logic: The program logic may not have been executed correctly, leading
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