Message type: E = Error
Message class:  CNV_CMIS_M - Message class for CMIS Migration 
Message number: 323
Message text: Tables (&1->&2) have different structure; Other conflicts may be created
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The SAP error message CNV_CMIS_M323 indicates that there is a structural mismatch between two tables during a data migration or conversion process. This typically occurs in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
Cause: The error arises when the two tables involved in the migration or conversion process have different structures. This could be due to: Different Field Definitions: The fields in the source table and the target table may have different data types, lengths, or attributes. Missing Fields: One of the tables may have fields that the other does not, leading to a mismatch. Additional Fields: The target table may have extra fields that are not present in the source table. Changes in Table Structure: If the database schema has been altered (e.g., during an upgrade or modification), it can lead to discrepancies.
Solution: To resolve this error, you can take the following steps: Analyze the Table
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