Message type: E = Error
Message class:  CNV - Conversion: Messages for Conversion Services (CNCC) 
Message number: 737
Message text: &2 records read and &3 records inserted in table &1
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The SAP error message "CNV737 &2 records read and &3 records inserted in table &1" typically occurs during data migration or data transfer processes, particularly when using SAP's Data Migration tools or during the execution of a conversion program. This message indicates that a certain number of records were read from a source but not all of them were successfully inserted into the target table.
Cause: Data Quality Issues: The records being read may contain invalid data or data that does not meet the constraints of the target table (e.g., data type mismatches, missing mandatory fields). Mapping Errors: There may be issues with the mapping of fields from the source to the target table, leading to failed inserts. Database Constraints: Constraints such as primary keys, foreign keys, or unique constraints in the target table may prevent certain records from being inserted. Technical Errors: There could be technical issues such as database locks, connection problems, or
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