Message type: E = Error
Message class: CNV_MBT_SHELL - Shell Creation
Message number: 018
Message text: Newly-created rows deleted successfully
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The SAP error message CNV_MBT_SHELL018 typically indicates that newly-created rows in a database table have been deleted successfully during a data migration or conversion process. This message is part of the SAP Data Migration Cockpit or the SAP S/4HANA Migration Cockpit, which are tools used for migrating data from legacy systems to SAP systems.
Cause: Data Validation Issues: The rows that were created may not meet the validation criteria set by the target system, leading to their deletion. Duplicate Entries: If the migration process detects duplicate entries that violate unique constraints, it may delete the newly created rows. Mapping Errors: Incorrect mapping of fields from the source to the target system can result in invalid data being created, which may then be deleted. Business Logic Constraints: Certain business rules or logic defined in the target system may prevent the retention of these rows.
Solution: Review Migration Logs: Check the detailed logs generated during the migration process to
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