ORA-19855
        cannot use clone mounted control file to drop database
        
        
        Cause
        The clone mounted control file could not be used to drop the database because the names of the data files and online logs were not fixed using the RMAN DUPLICATE command. This could cause the original database files to be lost.
        Action
        Manually drop the database.
        
     
    
    
        ORA-19855
        cannot use clone mounted control file to drop database
        
        
        Cause
        The clone mounted control file could not be used to drop the database because the names of the data files and online logs were not fixed using the RMAN DUPLICATE command. This could cause the original database files to be lost.
        Action
        Manually drop the database.
        
     
    
    
        ORA-19855
        cannot use clone mounted control file to drop database
        
        
        Cause
        The clone mounted control file could not be used to drop the database because the names of the data files and online logs were not fixed using the RMAN DUPLICATE command. This could cause the original database files to be lost.
        Action
        Manually drop the database.