Message type: E = Error
Message class:  CNV20308 - SLO CWB Package Comparison 
Message number: 007
Message text: Data record &1 from '&2' does not exist in '&3'
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV20308007 indicates that a specific data record (identified by &1) from a source table (&2) does not exist in the target table (&3). This error typically arises during data migration or conversion processes, particularly when using SAP's data migration tools or during system upgrades.
Cause: Missing Data: The most common cause is that the data record you are trying to migrate or convert does not exist in the source system or has not been properly extracted. Incorrect Mapping: There may be an issue with the mapping of fields between the source and target systems, leading to a mismatch. Data Integrity Issues: There could be integrity constraints or dependencies that prevent the data from being found or migrated correctly.
Configuration Issues: The configuration settings for the migration process may not be set up correctly, leading to the inability to locate the required data.
Solution: Verify Data Existence: Check the source table (&2) to ensure
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