--- mcore-src/trunk/mcore-tools/src/modules/citrix/storefront-session.in	2015/08/26 12:00:17	2382
+++ mcore-src/trunk/mcore-tools/src/modules/citrix/storefront-session.in	2015/08/26 12:01:50	2383
@@ -23,7 +23,7 @@
 	shift
 done
 
-[[ -z ${method} ]] || die "No method given"
+[[ -n ${method} ]] || die "No method given"
 
 case "${method}" in
 	add)