ORA Database Error Messages ORA-02791: Unable to open file for use with asynchronous I/O June 25, 2015 mpbod ORA-02791: Unable to open file for use with asynchronous I/O Cause: The package could not open file for some reason. Action: Check the file name. 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)