Message type: E = Error
Message class:  DDLS - For DDL source handling 
Message number: 465
Message text: Checks SQL View &
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The SAP error message DDLS465 typically indicates an issue related to SQL views in the Data Dictionary. This error can occur during the activation of a database object, such as a view or a table, and it usually points to inconsistencies or problems with the SQL view definition.
Cause: Inconsistent SQL View Definition: The SQL view may have been defined incorrectly or may reference non-existent fields or tables. Database Object Changes: Changes in the underlying database objects (like tables or fields) that the SQL view depends on can lead to this error. Transport Issues: If the SQL view was transported from one system to another, there may be inconsistencies due to missing objects in the target system. Database Compatibility: The SQL view may not be compatible with the underlying database system or version.
Solution: Check SQL View Definition: Review the SQL view definition in the Data Dictionary (transaction SE11) to ensure that all referenced tables and fields
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