Application is not working when using SQlite databse in windows phone 8

I developed my first application in windows phone 8.1.It is working fine in my local emulator and device but whenever i upload the app in store it is not working.whenever I open the app it is suddenly come back.I used the SQlite database in my application.When I am not using the Sqlite database it is working fine(I uploaded in beta).Please any one help me solve from this issue. Thank you in advance