NZE Database Error Messages NZE-28750: unknown error August 19, 2015 mpbod NZE-28750: unknown error Cause: An Oracle Security Server error of an unspecified type occurred. Action: Enable tracing to determine the exact cause of this error. Contact Oracle customer support if needed. Back to previous menu 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)