Resolves #373

lib/home_assistant.class.dart

@@ -262,7 +262,7 @@ class HomeAssistant {
     await _sendInitialMessage("get_panels").then((data) {
       if (data["success"]) {
         data["result"].forEach((k,v) {
-            String title = v['title'] == null ? "${k[0].toUpperCase()}${k.substring(1)}" : "${v['title'][0].toUpperCase()}${v['title'].substring(1)}";
+            String title = v['title'] == null ? "${k[0]?.toUpperCase()}${k?.substring(1)}" : "${v['title'][0]?.toUpperCase()}${v['title']?.substring(1)}";
             panels.add(Panel(
                 id: k,
                 type: v["component_name"],

lib/ui_class/view.class.dart

@@ -85,7 +85,7 @@ class HAView {
       } else {
         return
           Tab(
-              text: name.toUpperCase(),
+              text: "${name?.toUpperCase()}",
           );
       }
     } else {
@@ -99,7 +99,7 @@ class HAView {
         );
       } else {
         return Tab(
-            text: linkedEntity.displayName.toUpperCase(),
+            text: "${linkedEntity?.displayName?.toUpperCase()}",
         );
       }
 

lib/ui_widgets/card_widget.dart

@@ -243,7 +243,7 @@ class CardWidget extends StatelessWidget {
 
   Widget _buildEntityButtonCard(BuildContext context) {
     card.linkedEntityWrapper.displayName = card.name?.toUpperCase() ??
-        card.linkedEntityWrapper.displayName.toUpperCase();
+        card.linkedEntityWrapper.displayName?.toUpperCase();
     return Card(
         child: EntityModel(
             entityWrapper: card.linkedEntityWrapper,

pubspec.lock

@@ -35,7 +35,7 @@ packages:
       name: cached_network_image
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.7.0"
+    version: "0.8.0"
   charcode:
     dependency: transitive
     description:
@@ -100,7 +100,7 @@ packages:
       name: event_bus
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.3"
+    version: "1.1.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -152,7 +152,7 @@ packages:
       name: http
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.0+1"
+    version: "0.12.0+2"
   http_parser:
     dependency: transitive
     description:
@@ -166,14 +166,14 @@ packages:
       name: image
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.7"
+    version: "2.0.8"
   intl:
     dependency: transitive
     description:
       name: intl
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.15.7"
+    version: "0.15.8"
   logging:
     dependency: transitive
     description:
@@ -187,7 +187,7 @@ packages:
       name: markdown
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.0.3"
   matcher:
     dependency: transitive
     description:
@@ -215,14 +215,14 @@ packages:
       name: path_drawing
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.0"
+    version: "0.4.1"
   path_parsing:
     dependency: transitive
     description:
       name: path_parsing
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.3"
+    version: "0.1.4"
   path_provider:
     dependency: transitive
     description:
@@ -264,7 +264,7 @@ packages:
       name: shared_preferences
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.5.1+1"
+    version: "0.5.2"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -283,7 +283,7 @@ packages:
       name: sqflite
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.3"
+    version: "1.1.5"
   stack_trace:
     dependency: transitive
     description:
@@ -346,7 +346,7 @@ packages:
       name: uuid
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.0"
+    version: "2.0.1"
   vector_math:
     dependency: transitive
     description:
@@ -360,7 +360,7 @@ packages:
       name: web_socket_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.9"
+    version: "1.0.12"
   xml:
     dependency: transitive
     description: