From e1399987a4456f95c296d9eb3add2bde7cd2720b Mon Sep 17 00:00:00 2001
From: Vladimir Enchev <vladimir.enchev@telerik.com>
Date: Mon, 2 Nov 2015 13:22:03 +0200
Subject: [PATCH 1/3] application should not crash when start() method called
 multiple times

---
 application/application.ios.ts | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/application/application.ios.ts b/application/application.ios.ts
index f303fd79e..096b8ea15 100644
--- a/application/application.ios.ts
+++ b/application/application.ios.ts
@@ -217,7 +217,11 @@ global.__onUncaughtError = function (error: Error) {
     definition.notify({ eventName: definition.uncaughtErrorEvent, object: <any>definition.ios, ios: error });
 }
 
+var started: boolean = false;
 exports.start = function () {
-    appModule.loadCss();
-    UIApplicationMain(0, null, null, exports.ios && exports.ios.delegate ? NSStringFromClass(exports.ios.delegate) : NSStringFromClass(Responder));
+    if (!started) {
+        appModule.loadCss();
+        UIApplicationMain(0, null, null, exports.ios && exports.ios.delegate ? NSStringFromClass(exports.ios.delegate) : NSStringFromClass(Responder));
+        started = true;
+    }
 }

From 750444a7b3e5cfe6041600e6a6e93080bd354824 Mon Sep 17 00:00:00 2001
From: Vladimir Enchev <vladimir.enchev@telerik.com>
Date: Mon, 2 Nov 2015 14:32:04 +0200
Subject: [PATCH 2/3] code fixed

---
 application/application.ios.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/application/application.ios.ts b/application/application.ios.ts
index 096b8ea15..c7416a82e 100644
--- a/application/application.ios.ts
+++ b/application/application.ios.ts
@@ -220,8 +220,8 @@ global.__onUncaughtError = function (error: Error) {
 var started: boolean = false;
 exports.start = function () {
     if (!started) {
+        started = true;
         appModule.loadCss();
         UIApplicationMain(0, null, null, exports.ios && exports.ios.delegate ? NSStringFromClass(exports.ios.delegate) : NSStringFromClass(Responder));
-        started = true;
     }
 }

From 0dd499c9ee0e153b288d752f0ac025f114afa8d9 Mon Sep 17 00:00:00 2001
From: Vladimir Enchev <vladimir.enchev@telerik.com>
Date: Mon, 2 Nov 2015 14:35:31 +0200
Subject: [PATCH 3/3] Exception added

---
 application/application.ios.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/application/application.ios.ts b/application/application.ios.ts
index c7416a82e..a1910d018 100644
--- a/application/application.ios.ts
+++ b/application/application.ios.ts
@@ -223,5 +223,7 @@ exports.start = function () {
         started = true;
         appModule.loadCss();
         UIApplicationMain(0, null, null, exports.ios && exports.ios.delegate ? NSStringFromClass(exports.ios.delegate) : NSStringFromClass(Responder));
+    } else {
+        throw new Error("iOS Application already started!");
     }
 }