Message type: E = Error
Message class:  DDLS - For DDL source handling 
Message number: 454
Message text: Dependent objects checked successfully
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The SAP error message DDLS454 indicates that dependent objects have been checked successfully during a database operation, such as a table or view modification. This message is not an error in the traditional sense; rather, it is an informational message that confirms that the system has successfully validated the dependencies of the objects involved in the operation.
Cause: The message is generated when you are trying to activate or modify a database object (like a table or view) that has dependencies on other objects (like indexes, foreign keys, etc.). The system checks these dependencies to ensure that the changes you are making will not violate any constraints or relationships defined in the database schema.
Solution: Since DDLS454 is an informational message rather than an error, no specific action is required if you see this message. It indicates that the system has successfully validated the dependencies. However, if you are expecting a different outcome (like an
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