update datasource

My code appears to be working as expected except for getting the column/field named "Foundstone" to update in the source database. I am trying to figure out what I am doing wrong. I am not seeing any errors or exceptions being thrown. I have used this tutorial as a basis for my learning...

I'm using VB Express 2008 in Windows 7 64-bit. I'm working on a project with a datagridview bound to a MS Access 2007 database. I want to use the datagridview to add, delete and update the data in the MS Access database. When I added the database file to the project through the Datasource...