https://play.google.com/store/apps/dev?id=6436380678170954321 to be checked server error link http://www.c-sharpcorner.com/article/push-notification-to-android-mobile-using-gcmgoogle-cloud-m2/ https://stackoverflow.com/questions/44470518/unexpected-end-of-stream-on-large-payload-okhttp https://stackoverflow.com/questions/5250151/soapexception-server-was-unable-to-process-request-on-asmx-webservice-in-mvc-sit https://social.msdn.microsoft.com/Forums/vstudio/en-US/488b3d78-ba9b-493f-9672-8153ae43e780/is-it-possible-to-get-the-nullreferenceexception-enhanced?forum=vsdebug https://stackoverflow.com/questions/11244918/action-bar-icon-size http://www.degraeve.com/reference/specialcharacters.php