diff --git a/defaults.inc b/defaults.inc
index ed03bd28..31e9b2bb 100755
--- a/defaults.inc
+++ b/defaults.inc
@@ -78,6 +78,8 @@ if [ -f ${NM_FOLDER}/conf/defaults.local.inc ]; then
 			for value in "${var[@]}"; do
 				arr_insert ${ntype}_SINGLESRVR_SERVICES $value
 			done
+		else
+			arr_insert ${ntype}_SINGLESRVR_SERVICES ''
 		fi
 		
 		if [ "${NM_SINGLESRVR_DOCKERS[${ntype}]}" != "" ]; then