ORA-00233
        copy control file is corrupt or unreadable
        
        
        Cause
        The specified copy control file was found to be corrupt or unreadable during an invocation of cfileUseCopy.
        Action
        Before retrying cfileUseCopy, use the ALTER DATABASE BACKUP CONTROLFILE command and specify the same filename that was specified for cfileUseCopy.
        
     
    
    
        ORA-00233
        copy control file is corrupt or unreadable
        
        
        Cause
        The specified copy control file was found to be corrupt or unreadable during an invocation of cfileUseCopy.
        Action
        Before retrying cfileUseCopy, use the ALTER DATABASE BACKUP CONTROLFILE command and specify the same filename that was specified for cfileUseCopy.
        
     
    
    
        ORA-00233
        copy control file is corrupt or unreadable
        
        
        Cause
        The specified copy control file was found to be corrupt or unreadable during an invocation of cfileUseCopy.
        Action
        Before retrying cfileUseCopy, use the ALTER DATABASE BACKUP CONTROLFILE command and specify the same filename that was specified for cfileUseCopy.