ORA-01418
        specified index does not exist
        
        
        Cause
        An ALTER INDEX, DROP INDEX, or VALIDATE INDEX statement specified the name of an index that did not exist. Only existing indexes can be altered, dropped, or validated. Existing indexes may be listed by querying the data dictionary.
        Action
        Specify the name of an existing index in the ALTER INDEX, DROP INDEX, or VALIDATE INDEX statement.
        
     
    
    
        ORA-01418
        specified index does not exist
        
        
        Cause
        An ALTER INDEX, DROP INDEX, or VALIDATE INDEX statement specified the name of an index that did not exist. Only existing indexes can be altered, dropped, or validated. Existing indexes may be listed by querying the data dictionary.
        Action
        Specify the name of an existing index in the ALTER INDEX, DROP INDEX, or VALIDATE INDEX statement.
        
     
    
    
        ORA-01418
        specified index does not exist
        
        
        Cause
        An ALTER INDEX, DROP INDEX, or VALIDATE INDEX statement specified the name of an index that did not exist. Only existing indexes can be altered, dropped, or validated. Existing indexes may be listed by querying the data dictionary.
        Action
        Specify the name of an existing index in the ALTER INDEX, DROP INDEX, or VALIDATE INDEX statement.