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Value Cannot Be Null. Parameter Name Value C#


Parameter name: String Advertise | Privacy | Mobile Web02 | 2.8.161110.1 | Last Updated 5 Oct 2011 Copyright © CodeProject, 1999-2016 All Rights Reserved. Solution 1 Accept Solution Reject Solution I have sent back to you the amended project in working condition Permalink Posted 7-Nov-15 2:55am John C Rayan9.6K Add a Solution Add your solution I've added a linq statement in the repository class of tagType to get the correct data. Just check all references to this list in your code and look for assignments. weblink

I believe it returns null if table dataMetaDataKOR is empty. up vote 55 down vote Somewhere inside the DbContext is a value that is IEnumerable and is queried with Any() (or Where() or Select() or any LINQ-method), but this value is asked 3 years ago viewed 88553 times active 6 months ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Linked 17 Using LINQ to find item in a List but dbSet.Count(null); I found that passing null here was causing the error so I now call the parameter-less method if the filter is null: if (filter == null) { return dbSet.Count(); }

Value Cannot Be Null Parameter Name Source Linq

The content you requested has been removed. Sign in Email Address Password I forgot my password Sign in Sign in Gallery MSDN Library Forums Get started for free Ask a question Quick access Forums home Browse forums users Parameter name: String Value cannot be null. The ORM is EF.

  1. public ActionResult Edit(UpdateUser model) { try { UserDTO user = new UserDTO(); user.UserName = model.UserName; int User_Id = user.UserID; //new UserHandler().Update(user,int.Parse(User_Id)); new UserHandler().Update(user, User_Id); return RedirectToAction("Details", new RouteValueDictionary (new { id
  2. How can I claim compensation?
  3. public class UserHandler { PriviligeContext db = new PriviligeContext(); public List GetData() { var query = from u in db.Users select new UserDTO { UserName = u.Username }; return query.ToList();
  4. When answering a question please: Read the question carefully.
  5. Writing a singleton as a countable intersection Why is the 'You talking to me' speech from the movie 'Taxi Driver' so famous?
  6. Unlike me, you have your source code before your eyes.
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  8. ArgumentNullException Constructor (String) .NET Framework (current version) Other Versions Visual Studio 2010 .NET Framework 4 Silverlight Visual Studio 2008 .NET Framework 3.5 .NET Framework 3.0 .NET Framework 2.0  Initializes a new

Because you can't do anything with a null Reference other than assign it - something and that makes no sense for most functions. Rising Storm Technologies Edited by linkit Tuesday, February 12, 2013 8:04 AM more info Tuesday, February 12, 2013 7:38 AM Reply | Quote 0 Sign in to vote Hi, Thanks for SO HAPPY thanks again Cheers!! Value Cannot Be Null. Parameter Name Collection Monday, February 11, 2013 1:12 PM Reply | Quote 0 Sign in to vote I did read the values and checked it, all the data is correct...

Can an object *immediately* start moving at a high velocity? Value Cannot Be Null Parameter Name String What do I do? Therefore if you want to take advantage of this functionality you have to ensure that your context that you passed to originally fetch the data remains open until you retrieve the Rising Storm Technologies Tuesday, February 12, 2013 8:13 AM Reply | Quote 0 Sign in to vote That (having to name both identical) doesn't sound quite right.

Parameter name: source Description: An unhandled exception occurred during the execution of the current web request. Value Cannot Be Null. Parameter Name Path1 Empty is fine. Member 10740412 3-Nov-15 6:59am i change id in edit action to user_id... What is the most someone can lose the popular vote by but still win the electoral college?

Value Cannot Be Null Parameter Name String

Understanding model independently the equivalence of two ways of obtaining homotopy types from categories. The content of paramName is intended to be understood by humans.The following table shows the initial property values for an instance of ArgumentNullException.Property Value InnerExceptionA null reference (Nothing in Visual Basic). Value Cannot Be Null Parameter Name Source Linq var db = new hublisherEntities(); establishment_brands est = new establishment_brands(); est.brand_id = 1; est.establishment_id = 1; est.price = collection["price"]; est.size = collection["size"]; db.establishment_brands.Add(est); db.SaveChanges(); This gives me an error of Value Value Cannot Be Null Parameter Name Input Parameter name: source Value cannot be null.

up vote 30 down vote favorite 3 I created a ViewModel(UserModel) that implement IUser (for customizing ASP.NET Identity 2.0) public class UserModel : IUser { public int Id { get; set; have a peek at these guys I tried using a guid and putting it as the securitystamp but I keep getting this damn exception anyway. –ObedMarsh Nov 20 '14 at 13:53 1 Thank you for this. the issue was I have a and this has got a include property and I have some other tables listed here and mistakenly a table was there that has been where did you change to user_id. Value Cannot Be Null. Parameter Name Name

I'm still confuse because I can get what actually happen here. –mrhands Feb 16 '15 at 9:14 | show 4 more comments 3 Answers 3 active oldest votes up vote 5 Your Email This email is in use. share|improve this answer answered Feb 16 '15 at 9:19 Sergey Berezovskiy 138k18194264 I don't know how to check it. check over here At a guess, you'll need something like this:

But if the data in the database says it shouldn't be empty then your query is wrong. Value Cannot Be Null. Parameter Name Source Entity Framework Parameter name: font Value cannot be null. Convert.ToInt32(dataTable.Rows[i][ORDER]) : (int?)null; k.Page = !required.Contains(dataTable.Rows[i][PAGE]) ?

Parameter name: value, CreateIdentityAsync?

Terms of Service Layout: fixed | fluid CodeProject, 503-250 Ferrand Drive Toronto Ontario, M3C 3G8 Canada +1 416-849-8900 x 100 12,582,190 members (51,050 online) Sign in Email Password Forgot your The conclusion is: labelX12 is null. Boss sends a birthday message. Value Cannot Be Null. Parameter Name Url See more: VB VB.NET I am getting a argument null exception error in one of my subs: If MD5Text.Text.Contains(labelX12) Then CheckedListBoxControl1.Items.Add(fs.FullName) lblvirus.Text = CheckedListBoxControl1.Items.Count End If MD5Text.Text = MD5Reader.ReadToEnd and labelx12

Also can you show me your partial view for _userDetailsEdit Member 10740412 3-Nov-15 8:40am Value cannot be null. Simply check for null. sp.k. this content Find a mistake in the following bogus proof When does TNG take place in relation to DS9?

Dev centers Windows Office Visual Studio Microsoft Azure More... Thanks a lot :D –mrhands Feb 17 '15 at 1:05 | show 2 more comments up vote 3 down vote Value cannot be null. Parameter name: value0Value cannot be null, r nparameter name source Hot Network Questions Symmetric group action on Young Tableaux How to handle swear words in quote / transcription? Linux questions C# questions ASP.NET questions fabric questions SQL questions discussionsforums All Message Boards...

How to reply? This message takes into account the current system culture.This constructor initializes the ParamName property of the new instance using the paramName parameter. It didn't even occur to me that I wouldn't have to ask for new input. Please review the stack trace for more information about the error and where it originated in the code.

Is it possible for a diesel engine computer to detect (and prevent) a runaway condition? Parameter name: ms_no Value cannot be null. This is the sql query that brings both the TagType (all data) and tagSerialNumber from tagNumber table back: (this is what I'm trying to do....) Can you see any fault in 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

Parameter name: source in linq?