I've created an Console application project then add new App.conf file into my project. In my configuration file, I copied connection string that I've created by adding entity framework as below:
<connectionStrings>
<add name="DBEntities" connectionString="metadata=res://*/DBModel.csdl|res://*/DBModel.ssdl|res://*/DBModel.msl;provider=System.Data.SqlClient;provider connection string="Data Source=MY-LAPTOP;Initial Catalog=TestDB;User ID=test;Password=123123;MultipleActiveResultSets=True"" providerName="System.Data.EntityClient" />
</connectionStrings>
On the program.cs I want to using ConfigurationManager class to retain the connection string but always raise me errors.
String connString = ConfigurationManager.ConnectionStrings["ApplicationServices"].ConnectionString;
Please suggest me solutions. Thanks in advance.
Your connection string is called DBEntities
Use this line in your code instead:
String connString = ConfigurationManager.ConnectionStrings["DBEntities"].ConnectionString;
This is only a guess since you didn't include the actual exception in your question:
Add a reference to System.Configuration
to your project.