This is the patch to correct the problem.

diradm-2.9.3-emptyUID.patch (text/plain), 402 bytes, created by Eric Thibodeau on 2008-06-30 16:36:07 UTC

--- src/diradm.user.sh.in	2007-03-30 06:44:10.000000000 -0400
+++ src.new/diradm.user.sh.in	2008-06-30 12:31:53.986106620 -0400
@@ -59,8 +59,8 @@
 			exit 4
 		fi
 	else
-		UIDNUMBER="${UIDNUMBERMIN}"
 		UIDNUMBER="$(usernextfreeuid)"
+		[ -z "${UIDNUMBER}" ] && UIDNUMBER="${UIDNUMBERMIN}"
 		if [ "${UIDNUMBER}" -gt "${UIDNUMBERMAX}" ]; then
 			echo "${modulename}: Can't get unique uid"
 			exit 4