ORA-19587
        error occurred reading read_bytes bytes at block number block_number
        - read_bytes: The number of bytes attempted to be read.
- block_number: The corrupt block number.
        Cause
        An error occurred while reading from a file.
        Action
        Other messages should be displayed describing the cause of the error. Correct the error and then retry the copy, backup, or restore operation.
        
     
    
    
        ORA-19587
        error occurred reading string bytes at block number string
        
        
        Cause
        An error occurred while reading from a file.
        Action
        One or more other messages should be displayed to help pinpoint the cause of the error.  Correct the error then retry the copy, backup, or restore operation.
        
     
    
    
        ORA-19587
        error occurred reading string bytes at block number string
        
        
        Cause
        An error occurred while reading from a file.
        Action
        One or more other messages should be displayed to help pinpoint the cause of the error.  Correct the error then retry the copy, backup, or restore operation.