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Value Cannot Be Null. Parameter Name Value Mvc3


Something is null that cannot be null. View will be redisplayed again with model sent with the request. Not Cannot access a closed Streamable6Cannot Access Azure DB Server from Azure Website0Invalid column name 'Discriminator'0C# - Identity Framework and integer UserId - await SignInAsync issue2Deleting entries in DropDownList causes “Value Reply ignatandrei All-Star 119116 Points 27498 Posts ModeratorMVP Re: Value cannot be null. check over here

This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL) Top Experts Last 24hrsThis month OriginalGriff 265 F-ES Sitecore 220 Karthik What other options do I have? I accept a AuthViewModel but it is always null. Parameter name: source Rate this: Please Sign up or sign in to vote.

Value Cannot Be Null. Parameter Name Value C#

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 And if user is updating the entry you are probably not storing that value in a hidden field or somewhere, so when the data is returned that particular property is null. hope this can help somebody. Parameter name: items (in Dropdown List) ASP.NET MVC5 Hot Network Questions C# TBB updating metadata value Basic Geometric intuition, context is undergraduate mathematics Forcing everyone to speak the same language Using

Straight line equation Limit computation technology in a futuristic society Why does Cutie act like this and lesser robots listen to it? So in order to avoid exception just set this property again: // If we got this far, something failed, redisplay form var districts = repository.GetDistricts(); ViewBag.Districts = districts; return View(model); Update. Parameter name: elementID Advertise | Privacy | Mobile Web02 | 2.8.161110.1 | Last Updated 7 Nov 2015 Copyright © CodeProject, 1999-2016 All Rights Reserved. Value Cannot Be Null. Parameter Name: Controllercontext I need some help on this.

Find exactly where it fails (and doing that you'll probably resolve it yourself). C# MVC Hot Network Questions TSA broke a lock for which they have a master key. Apparently it chokes when Claim.Value is null. –Sam Mar 6 '15 at 18:23 That's the Jam right there. –dps Aug 13 '15 at 17:27 add a comment| up vote This error message often crops up when your connection string is wrong.

MathSciNet review alert? Value Cannot Be Null. Parameter Name Items Mvc4 Dropdownlist Using the eval command twice Polyglot Anagrams Robbers' Thread Vent kitchen hood vent to roof turbine vent? asp.net asp.net-mvc view controller dropdownlistfor share|improve this question edited Feb 21 '14 at 21:40 Chris Schiffhauer 9,39194466 asked Aug 21 '13 at 12:23 nielsv 4171243100 Exception is thrown only Parameter name: source”7ListBox for ArgumentNullException Parameter name: source0ASP.Net MVC 3 ListBox Selected Items Collection Null1ASP.NET MVC 3 ListBox validation0MVC3 Listbox Contents to Model Values1How can I get the values from a

  1. How do I make an alien technology feel alien?
  2. At least what you can do is to use some meaningful key instead of empty string for AddModelError and display it somewhere on the page with Html.ValidationMessage - this will show
  3. Parameter name: source] System.Linq.OrderedEnumerable`2..ctor(IEnumerable`1 source, Func`2 keySelector, IComparer`1 comparer, Boolean descending) +5882427 System.Linq.Enumerable.OrderBy(IEnumerable`1 source, Func`2 keySelector) +77 SampleWeb.Controllers.UserController.SetViewBagData(Int32 _userId) in f:\DOT NET WORKINGS\SamplePrivilige\SampleWeb\Controllers\UserController.cs:83 SampleWeb.Controllers.UserController.Edit(Int32 id) in f:\DOT NET WORKINGS\SamplePrivilige\SampleWeb\Controllers\UserController.cs:148 lambda_method(Closure ,

Value Cannot Be Null. Parameter Name Source In Mvc

Is it possible to sheathe a katana as a free action? Single word for the act of being susceptible? Value Cannot Be Null. Parameter Name Value C# 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. Argumentnullexception Value Cannot Be Null. Parameter Name Value Start a new discussion instead.

Parameter name: source at System.Linq.Enumerable.Any[TSource](IEnumerable1 source, Func2 predicate) Case 2 -> when using ObjectContext for EDM Message=Unable to update the EntitySet 'Contact' because it has a DefiningQuery and no element exists check my blog You can set the values that has to be selected in the ListBox as a string or array of strings to the SelectedNewsletter. Linq select tries to access source to run your selector and that parameter is null. Exception Details: System.ArgumentNullException: Value cannot be null. Value Cannot Be Null. Parameter Name Items Dropdownlist

As there's no ViewBag property that matches ViewBag.PossibleCategories you get this error: Value cannot be null. Parameter name: source Jul 04, 2012 12:04 PM|spatrick|LINK If I do not include the Ignore then it throws an error. Check the html source and see you are definitely getting value for @ViewBag.UserId in the following line. 3. this content Parameter name: String error0ASP.NET MVC3 checkbox dropdownlist create-1ASP.NET MVC System.ArgumentNullException: Value cannot be null.

Wild guess, need more information (method signature of action) share|improve this answer answered Sep 21 '11 at 13:10 Daryl Teo 4,1431729 9 Ahh yeh silly me it was because i Value Cannot Be Null. Parameter Name Stringtoescape Please review the stack trace for more information about the error and where it originated in the code. Parameter name: source To solve this just do this: ViewBag.PossibleCategories = context.Categories; share|improve this answer edited Jun 6 '11 at 3:46 answered Jun 6 '11 at 3:34 Leniel Macaferi 62.5k24247329 1

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Parameter name: source Jul 04, 2012 11:33 AM|spatrick|LINK Yes, I know. Find the "unwrapped size" of a list more hot questions question feed default about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Have you post this on the ASP.net forum? Value Cannot Be Null. Parameter Name Items Mvc 4 Dropdownlist context.Users.AddOrUpdate(u => u.UserName, new ApplicationUser { UserName = "demo", Email = "[email protected]", EmailConfirmed = true, PhoneNumberConfirmed = true, PasswordHash = password, PhoneNumber = "111-222-3344", SecurityStamp = Guid.NewGuid().ToString() //THIS IS WHAT I

Parameter name: source?30Value cannot be null. you are expecting id in Edit action in the get too. Otherwise, the Amazon link I also provided is for a MVC4 version of a fairly decent Apress book on the subject. http://rinfix.com/value-cannot/value-cannot-be-null-parameter.html I guess you must be calling it from some other view.

Possible repercussions from assault between coworkers outside the office Furniture name for waist-high floor-sitting shelf cabinet thing Scheduling a task into a period within a day, depending on whether or not Parameter name: source” up vote 5 down vote favorite I followed the instruction in this post, but when I try to add a product I get this error: Server Error in thanks buddy –Rakesh Jena Oct 15 '15 at 7:28 Welcome anytime :) –Martin Mulder Oct 15 '15 at 8:10 add a comment| up vote 6 down vote My reason Parameter name: source Description: An unhandled exception occurred during the execution of the current web request.

Exception Details: System.ArgumentNullException: Value cannot be null. You can step it through share|improve this answer answered Jun 8 '13 at 2:56 flyfrog 37812 you mean, i can just return View() instead of view(usedetail)? –Hariprasauth Ramamoorthy Jun Parameter name: items When I debug the method I see that the ModelState is NOT valid. Once I did that and did a update-database -force, I was able to log in just fine.

why does this error keep popping out? It just plain is not working, even with all hard coded values and not binding to a property on my ViewModel.