If you get stuck on client side Mobile Service error and the error message is less useful, try to see the Logs tab in your Azure Mobile Service, you probably can get the useful information from the log
reference: http://stackoverflow.com/questions/18153517/diagnosing-mobileserviceinvalidoperationexception
版权声明：本文为博主原创文章，未经博主允许不得转载。
Windows Azure Mobile Service - Logs for diagnostics
原文：http://blog.csdn.net/jameszhou/article/details/48519081