last commit bug fix

web/themes/custom/materiotheme/vuejs/store/modules/search.js

@@ -15,7 +15,7 @@ export default {
 
   // initial state
   state: {
-    keys: '',
+    keys: [],
     terms: [],
     filters: [],
     uuids: [],
@@ -65,7 +65,7 @@ export default {
       state.keys = keys
     },
     reSetKeys (state) {
-      state.keys = ''
+      state.keys = []
     },
     setTerms (state, terms) {
       state.terms = terms