if (manufacturer != Samsung) crash application

[ankitpopli1891]

Logcat:

17:13:25.271: E/AndroidRuntime(23738): FATAL EXCEPTION: IntentService[GcmIntentService]
07-15 17:13:25.271: E/AndroidRuntime(23738): java.lang.NoClassDefFoundError: android.app.enterprise.EnterpriseDeviceManager
07-15 17:13:25.271: E/AndroidRuntime(23738):    at com.toppatch.mv.samsung.components.Component.<init>(Component.java:23)
07-15 17:13:25.271: E/AndroidRuntime(23738):    at com.toppatch.mv.samsung.components.DeviceInformationComponent.<init>(DeviceInformationComponent.java:35)
07-15 17:13:25.271: E/AndroidRuntime(23738):    at com.toppatch.mv.samsung.Controller.execute(Controller.java:68)
07-15 17:13:25.271: E/AndroidRuntime(23738):    at com.toppatch.mv.gcm.GcmIntentService.onHandleIntent(GcmIntentService.java:46)
07-15 17:13:25.271: E/AndroidRuntime(23738):    at android.app.IntentService$ServiceHandler.handleMessage(IntentService.java:65)
07-15 17:13:25.271: E/AndroidRuntime(23738):    at android.os.Handler.dispatchMessage(Handler.java:99)
07-15 17:13:25.271: E/AndroidRuntime(23738):    at android.os.Looper.loop(Looper.java:137)
07-15 17:13:25.271: E/AndroidRuntime(23738):    at android.os.HandlerThread.run(HandlerThread.java:60)