Thank you for contacting us.
Can you try to isolate the issue in a sample project and send it to us? In this way it will be much more easily for us to find the problem and solve it.
I'm looking forward to your reply.
Check out Telerik Analytics, the service which allows developers to discover app usage patterns, analyze user data, log exceptions, solve problems and profile application performance at run time. Watch the videos
and start improving your app based on facts, not hunches.