ORA Database Error Messages ORA-01583: unable to get block size of control file to be backed up June 9, 2015 mpbod ORA-01583: unable to get block size of control file to be backed up Cause: An operating system error occurred while attempting to get the block size of a control file for backup. Action: Check the error stack for more detailed information Back to previous menu https://support.oracle.com/ http://www.oracle.com/ Share this:Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pocket (Opens in new window)