create project using visual studio 2010 ,sqlexpress 2008, mvc2 now using visual studio 2013 , 2014 mssql how i migrate this project to new version.. its show an error
The user instance login flag is not supported on this version of SQL Server. The connection will be closed
My connection string is
<connectionStrings><add name="AMZHConnectionString"
connectionString="Data Source=dev-PC;Initial Catalog=developX27;Integrated Security=True"
providerName="System.Data.SqlClient"/>and one more connection string in model
public string cstring ="Data Source=dev-PC;Initial Catalog=developX27;Integrated Security=True";Errors 1: when i try to connect with database through Server Explorer its show an error
This database file is not compatible with the current instance of SQL Server. To resolve this issue, you must upgrade the database file by creating a new data connection, or you must modify the existing connection to this database file.For more information, see http://go.microsoft.com/fwlink/?LinkId=235986
Error 2: When i run this project in vs2014 its show error in Session["Dcount"]
= userpro.CheckDoctorcount(userpro);
Error is
An exception of type 'System.Data.SqlClient.SqlException' occurred in System.Data.dll but was not handled in user code
Additional information: The user instance login flag is not supported on this version of SQL Server. The connection will be closed.
How i run this project am a biginner in Developing