2.09 Error on first run [Unhandled Exception The type initializer for 'System.Data.SqlClient.SqlConnection' threw an exception']
If the following error is presented after installing 2.09 (see below) then you need to install an additional component of Dot Net Framework.
The official Windows Link for this is - https://www.microsoft.com/en-us/download/details.aspx?id=56116
The official Windows Link for this is - https://www.microsoft.com/en-us/download/details.aspx?id=56116
