Entity Framework 6 - Knowledge Base (KB)

Problem populating dropdown boxes in an ASP.NET MVC 3 Application

I have completed the new tutorial (musicstore) on MVC 3 over on ...www.asp.net.... It all went fine except for the part where two dropdown boxes should be populated from the database - and they are not....I followed the tutorial and double checked my cod...

Dropdownlist Datasource and adding extra item from C#

I have a ...DropDownList... that is associated with a ...DataSource... in the aspx page. I need to add one more item when the page is loaded. ...My Code:...<asp:LabelDropDownList ID="ddlVisualTemplate" runat="server" LabelText="Visual Template:" Data...

DropDownList causes error: Object reference not set to an instance of an object

I keep getting this error and have no idea why. I googled and scanned the asp.net site for two days now so I need some help. The error is:...Object reference not set to an instance of an object ...Here's my code:...DropDownList DropDownList1 =(DropDownLis...

Foreign Key Lookup Dropdownlist EF 6

I have been googling for 3 days, and can't find a usable answer, I'm hoping someone can help me....I'm starting with this EXCELLENT tutorial:...http://www.asp.net/web-forms/tutorials/data-access/model-binding/retrieving-data...I'm trying to extend this pr...

ASP.NET MVC5 - DropDownList with Active Directory Users

I am new to ASP.NET MVC and I got stuck when I try to post Users from Active Directory to my SQL Database....This is what I got so far:...ViewModel:... public class UserViewModel { public IEnumerable<SelectListItem> myADUsers { get; set; } public ...