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Value Cannot Be Null Parameter Name Value Asp Net


Parameter name: contentType49An object with the same key already exists in the ObjectStateManager. This error message often crops up when your connection string is wrong. On here: public int SiteId { get; set; } it should be this: public int SiteId { get { return ID; } set { ID = value; } } In the Here goes my code which is in a file named "form.php"

PHP Form Validation Example

his comment is here

TSA broke a lock for which they have a master key. Parameter name: items”1Value cannot be null. Progress, Telerik, and certain product names used herein are trademarks or registered trademarks of Progress Software Corporation and/or one of its subsidiaries or affiliates in the U.S. Once I did that and did a update-database -force, I was able to log in just fine.

Value Cannot Be Null. Parameter Name Value C#

Single word for the act of being susceptible? Aside from switching to Razor, most of the differences are probably cosmetic. This code is not part of ASP.net: @onchange = "GetSiteid(this.value)" it's javscript. Parameter name: source? 0 Getting exception when inserting an entity into a EF table 3 Entity Framework Code First connection 4 Outlook REST API error when filtering by attendee: “Value cannot

  1. Value Cannot be null, parameter name: items3MVC3 Passing Model to Controller - Receiving Null values0Error “Value cannot be null.
  2. How can I open the next/previous file alphabetically?
  3. However, I did see this issue once before, so I added a check in the current source which makes sure the collection is not null before adding to it.
  4. Find the rate of change at a point on a polynomial Are keywords in resolv.conf case sensitive?
  5. That's why I ask you does it work.
  6. I was banging my head against the wall trying to figure out why the SignInManager wasn't working correctly.

My cat sat on my laptop, now the right side of my keyboard types the wrong characters Why do some banks have more than one routing number in the US? As a monk, can I use Deflect Missiles to protect my ally? 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. Value Cannot Be Null. Parameter Name Item Parameter name: entity” when deleting entity object24MVC3 Value cannot be null.

Parameter name: source Rate this: Please Sign up or sign in to vote. share|improve this answer answered Sep 21 '11 at 13:12 Husein Roncevic 5,4041641 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Do you need your password? Parameter name: source” 1 How should I handler bool?

What do I do? Value Cannot Be Null. Parameter Name Visual Studio From this: @Html.DropDownList("SiteId", new SelectList(ViewBag.ListSiteClass, "SiteId", "SiteName", Model.SiteId), "Select Site") to this: @Html.DropDownListFor(model => Model.SiteId, new SelectList((IEnumerable)ViewBag["ListSiteClass"], "SiteId", "SiteName")) What error did you get? Insults are not welcome. The error means (you can fixed it if you want to keep your code) this: http://stackoverflow.com/questions/5677056/asp-net-mvc3-receiving-the-no-overload-for-method-beginform-takes-6-argumen How does this function works: I kinda had a feeling that you are using some

Value Cannot Be Null. Parameter Name Value Asp.net Mvc

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 All rights reserved. Value Cannot Be Null. Parameter Name Value C# QGIS Print composer scale problems Are keywords in resolv.conf case sensitive? Value Cannot Be Null. Parameter Name Source In Mvc but still i got this error. 0 Discussion Starter ryan311 -7 3 Years Ago Hi mitch, So weird when i erase this code if (Modelstate.Isvalid) { } Everything execute Ok.

Teenage daughter refusing to go to school Sharepoint 2013: Rest API - does header need to include X-RequestDigest? this content Seems there are some problems with validation, but more information is needed.... Otherwise, this is the best book I've found: amazon.com/Pro-ASP-NET-MVC-Adam-Freeman/dp/1430242361. –Tieson T. Parameter name: source-2Value cannot be null. Value Cannot Be Null. Parameter Name String

UI for ASP.NET AJAX Resources Buy Try Thread is closed for posting Feed for this thread 1 posts, 0 answers Telerik Admin 1679 posts Member since: Oct 2004 Posted 26 Jun How do I deal with my current employer not respecting my decision to leave? When answering a question please: Read the question carefully. weblink In order to workaround this issue you need to add the code snippet below in the web config file.

This code is not View Engine: public ActionResult Create(ServiceDTO ms, FormCollection form){ if (ModelState.IsValid){ int sid = ms.SiteId; ServiceDAO.Insert(sid); } else{ return View(); } } You can take a look at Value Cannot Be Null Parameter Name Input The queue is initialized via a static cnstr, so I am not sure how it will ever be null. 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

I hope it works for you too.

What is the most someone can lose the popular vote by but still win the electoral college? Parameter name: source Hot Network Questions Start a coup online without the government intervening How do unlimited vacation days work? Missing } inserted. \int dx = x + C & How can I save a file to a new location from inside Vim? Value Cannot Be Null. Parameter Name Source In C# Dump trace: Value cannot be null.

However, when clicking on "Create", instead of giving an error like "Missing"; it throws a dump. Your Email This email is in use. You signed out in another tab or window. check over here What do I do?

namespace DTO { public class UserDTO { public int UserID { get; set; } public string UserName { get; set; } public virtual ICollection Role { get; set; } } } Parameter name: source] System.Linq.Enumerable.Any(IEnumerable1 source, Func2 predicate) +4083335 System.Data.Entity.Internal.InternalContext.WrapUpdateException(UpdateException updateException) +87 System.Data.Entity.Internal.InternalContext.SaveChanges() +193 System.Data.Entity.Internal.LazyInternalContext.SaveChanges() +33 System.Data.Entity.DbContext.SaveChanges() +20 ... ... I accept a AuthViewModel but it is always null. In this case, the "name" parameter was not passed to the controller action, so it is null.

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 Browse other questions tagged c# asp.net-mvc entity-framework or ask your own question. 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