ORA Database Error Messages ORA-28265: NameSpace beginning with ‘sys_’ is not allowed August 15, 2017 mpbod ORA-28265: NameSpace beginning with 'sys_' is not allowed Cause: Namespace beginning with 'sys_' is not allowed Action: Use a namespace that does not begin with 'sys_' 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)