diff --git a/resources/strings/strings.xml b/resources/strings/strings.xml
index 3dad734..8cd73d8 100644
--- a/resources/strings/strings.xml
+++ b/resources/strings/strings.xml
@@ -32,6 +32,7 @@
   <string id="NoConfigUrl" scope="glance">No configuration URL in the application settings.</string>
   <string id="NoInternet">No Internet connection.</string>
   <string id="NoJson">No JSON returned from HTTP request.</string>
+  <string id="NoMenu">Menu definition error, check the instructions.</string>
   <string id="NoPhone" scope="glance">No Phone connection.</string>
   <string id="NoPhoneNoCache" scope="glance">No phone connection, no cached menu.</string>
   <string id="NoResponse">No Response, check Internet connection</string>
diff --git a/source/HomeAssistantApp.mc b/source/HomeAssistantApp.mc
index 4fd0318..87aef09 100644
--- a/source/HomeAssistantApp.mc
+++ b/source/HomeAssistantApp.mc
@@ -218,6 +218,8 @@ class HomeAssistantApp extends Application.AppBase {
                 } else {
                     if (data == null) {
                         ErrorView.show(WatchUi.loadResource($.Rez.Strings.NoJson) as Lang.String);
+                    } else if (data.size() == 0) {
+                        ErrorView.show(WatchUi.loadResource($.Rez.Strings.NoMenu) as Lang.String);
                     } else {
                         buildMenu(data);
                         WatchUi.switchToView(mHaMenu, new HomeAssistantViewDelegate(false), WatchUi.SLIDE_IMMEDIATE);