ORA Database Error Messages ORA-01004: default username feature not supported; logon denied June 1, 2015 mpbod ORA-01004: default username feature not supported; logon denied Cause: An attempt was made to use automatic logon on a system not supporting this feature Action: Provide the complete username and password to log on to Oracle 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)