ASP.NET Data submitted but not showing in the database

Hi, I have been facing this problem which I haven't encountered in my time as ans ASP.Net deeloper. I developed a website in Asp.Net with SQL Server 2012 and later moved to my production server running SQl 2008 r2, however data entered do not show in the sql database in the production server, though no error is thrown whatsoever, what even amazes me most is even if I detache the database, the websie operates normally as though it was still attached. Below ismy connection string
<add name="HRMPostingsConnectionString1" connectionString="Data Source=AUBENG;Initial Catalog=HRMPOSTINGS.MDF;Integrated Security=True" providerName="System.Data.SqlClient"/> Below is the code behind for the submit button
Protected Sub Button4_Click(sender As Object, e As EventArgs) Handles Button4.Click Try Session("fullName") = fullName.Text Session( ...