ORA Database Error Messages ORA-01045: user string lacks CREATE SESSION privilege; logon denied June 1, 2015 mpbod ORA-01045: user string lacks CREATE SESSION privilege; logon denied Cause: A connect was attempted to a userid which does not have create session privilege. Action: Grant the user CREATE SESSION privilege. 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)