ORA Database Error Messages ORA-02834: Server unable to open file July 1, 2015 mpbod ORA-02834: Server unable to open file Cause: The server was unable to open a file for use with asynchronous I/O. Action: Check the UNIX error number for more 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)