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Value Cannot Be Null Dropdownlist Mvc


still learning ASP.NET Aet This post has been edited by Jayman: 25 September 2009 - 12:29 PM Was This Post Helpful? 0 Back to top MultiQuote Quote + Reply #4 deleon_chesterhomer Please review the stack trace for more information about the error and where it originated in the code. why does this error keep popping out? Reply With Quote Aug 9th, 2011,01:50 AM #2 gep13 View Profile View Forum Posts Visit Homepage ASP.NET Moderator Join Date Nov 2004 Location The Granite City Posts 21,966 Re: MVC 3 his comment is here

You can used this: http://blogs.msdn.com/b/rickandy/archive/2012/01/09/cascasding-dropdownlist-in-asp-net-mvc.aspx It will save you alot of time. I have the checkbox name chkitems: here's the data: Item … MVC single Model with multiple partialviews 1 reply I have been trying Should I report it? When does TNG take place in relation to DS9?

Exception Details: System.argumentnullexception: Value Cannot Be Null. Parameter Name: Items

Otherwise, the Amazon link I also provided is for a MVC4 version of a fairly decent Apress book on the subject. Calculating ...5(5+4(4+3(3+2(2+1(1))))) Can a president win the electoral college and lose the popular vote Why does top 50% need a -50% translate offset? You can fix this like so: [HttpPost] public ActionResult Create(UserDetail userdetail) { if (ModelState.IsValid) { db.UserDetails.Add(userdetail); db.SaveChanges(); return RedirectToAction("SearchCust"); } userdetail.ProjectDetail = db1.ProjectDetails.ToList(); return View(userdetail); } share|improve this answer answered Jun Parameter name: items foreinkey in grid Kendo2Deleting entries in DropDownList causes “Value cannot be null.

Parameter name: items (in Dropdown List) ASP.NET MVC5 Hot Network Questions How do I make an alien technology feel alien? Also don't use ViewData and casts. Browse other questions tagged c# asp.net asp.net-mvc asp.net-mvc-4 or ask your own question. Value Cannot Be Null. Parameter Name Items Mvc 4 Dropdownlist Join them; it only takes a minute: Sign up ASP.NET MVC Value cannot be null.

Try our newsletter Sign up for our newsletter and get our top new questions delivered to your inbox (see an example). Value Cannot Be Null. Parameter Name Items Mvc4 Dropdownlist Does Intel sell CPUs in ribbons? Parameter name: name Source Error: Line 17: Line 18:

Location Worked or Type of Time Off :
Line 19:
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you I might not know alot stuff in ASP.net. What do I do? I'm using VS2010, MVC 3, Razor and Entity Framework 4.

Value Cannot Be Null. Parameter Name Items Mvc4 Dropdownlist

Key 11 is DistrictID and includes the districtid but Key 12 is Districts and gives the error: "The district field is required" ... Aside from switching to Razor, most of the differences are probably cosmetic. Exception Details: System.argumentnullexception: Value Cannot Be Null. Parameter Name: Items Parameter name: items on dropdownlist0View Error @Foreach (var item…) Model/Controller/View30Value cannot be null. Value Cannot Be Null. Parameter Name Value Asp.net Mvc Parameter name: items] System.Web.Mvc.MultiSelectList..ctor(IEnumerable items, String dataValueField, String dataTextField, IEnumerable selectedValues) +289714 System.Web.Mvc.SelectList..ctor(IEnumerable items, String dataValueField, String dataTextField) +19 ASP._Page_Views_User_Create_cshtml.Execute() in d:\hosting\11178048\html\fbpm\fbpm\Views\User\Create.cshtml:67 System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +197 System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +81 System.Web.WebPages.StartPage.RunPage() +17 The Controller code:

C# TBB updating metadata value What episode of Star Trek is this creature on? this content Browse other questions tagged asp.net asp.net-mvc view controller dropdownlistfor or ask your own question. I'm hesitant to post the code because the model is actually a viewmodel with 186 lines of code, it is also a super-class of three other base class ViewModels, so it's I … MVC 4 - Globalization, Resources and URL Routing 5 replies Hello, I'm currently developing an application that will have to support Globalization, meaning that it will have to support Value Cannot Be Null. Parameter Name Source In Mvc

  1. Sorry.
  2. waaaaaaaaa it's working properly now.
  3. How do I deal with my current employer not respecting my decision to leave?
  4. Was This Post Helpful? 1 Back to top MultiQuote Quote + Reply #3 Aeternalis D.I.C Regular Reputation: 28 Posts: 291 Joined: 13-July 09 Re: Value cannot be null.
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more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed In the GET method, your selecting just the ID property of Category and then using .Distinct(). What do you call the practice of using (overly) complex words specific to a subject? weblink Parameter name: items Description: An unhandled exception occurred during the execution of the current web request.

I have also modeled the dropdown in the page as mandatory. Dropdownlistfor Allow Null Teenage daughter refusing to go to school OBDII across the world? more hot questions question feed lang-cs about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation

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It's regular expression problem. Have you chosen anything in the district dropdown before hitting "register"? –Andrei Aug 21 '13 at 16:17 Yes, I did ... . private static string SelectInternal(this HtmlHelper htmlHelper, string optionLabel, string name, IEnumerable selectList, bool usedViewData, bool allowMultiple, IDictionary htmlAttributes) { if (String.IsNullOrEmpty(name)) { throw new ArgumentException(MvcResources.Common_NullOrEmpty, "name"); } if (selectList == null) System.argumentnullexception Value Cannot Be Null. Parameter Name Items Mvc Parameter name: source8MVC3 asp.net error: Value cannot be null.

Can an object *immediately* start moving at a high velocity? MathSciNet review alert? Why do you have a dropdownlist binding to a property Campaign which does not even appear to exist (and is excluded by your [Bind" attribute anyway). check over here Success!

It works in SQl server management studio even if i … Code sample for a Contact form ASP.NET with Razor (Webmatrix or VS2013 MVC) 6 replies Hi there, in am new Privacy Statement| Terms of Use| Contact Us| Advertise With Us| CMS by Umbraco| Hosted on Microsoft Azure Feedback on ASP.NET| File Bugs| Support Lifecycle Blog Sign in Join ASP.NET Home Get CountryID { get; set; } In my Controller, I have: Code: ViewBag.Countries = from e in new MyEntities().Countries select e; And in my View, I have: Code: @Html.DropDownListFor(m => m.CountryID, new Parameter name: source in Asp.net Hot Network Questions Understanding model independently the equivalence of two ways of obtaining homotopy types from categories.

I mention this alot of time but it seem you don't understand what I am talking about. @Html.DropDownListFor(model => Model.SiteId, new SelectList((IEnumerable)ViewBag["ListSiteClass"], "SiteId", "SiteName")) Try this it will see which is And standard is the first selected ... –nielsv Aug 21 '13 at 16:23 | show 6 more comments Your Answer draft saved draft discarded Sign up or log in Sign Isn't AES-NI useless because now the key length need to be longer? Remember to rate posts that help.

ms.Siteid = Convert.ToInt32(row["SiteID"].ToString()); ms.Sitename = row["SiteName"].ToString(); It should look the same: SiteID = row["SiteID"] SiteName = row["SiteName"] It has to be the same name in the database for it to fetch