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Value Cannot Be Null


Would be keen to know what the cause of this is :) Thanks, Ian techyian commented Nov 21, 2015 @rowanmiller , I've managed to rectify the issue I was having - 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. This is what I've done: The Repository class: public List GetTagNumbersByTagType() { TagNumberRepository tagNumber = new TagNumberRepository(context); var query = from t in base.GetAll() join c in tagNumber.GetAll() on t.TagTypesID equals The error detail is: System.ArgumentNullException: Value cannot be null. his comment is here

If you post your connection string and EF config then we can check. You should confirm this by setting a BP on the line that is going to blow up and then examining the value of TagNumbers. And its definitely null at the time you are filtering it second time. aspnet member rowanmiller commented Nov 19, 2015 We'll need the full model since this looks like a bug that will manifest when you have a particular pattern in your model.

Value Cannot Be Null. Parameter Name Value

Related Sites Visual Studio Visual Studio Integrate VSIP Program Microsoft .NET Microsoft Azure Connect Forums Blog Facebook LinkedIn Stack Overflow Twitter Visual Studio Events YouTube Developer Resources Code samples Documentation Downloads For demonstration below code will result in such an exception. The following code is my GenerateUserIdentityAsync in UserModel: public async Task GenerateUserIdentityAsync(UserManager manager) { this.SecurityStamp = Guid.NewGuid().ToString(); this.Claims = new List(); ClaimsIdentity userIdentity = await manager.CreateIdentityAsync(this, DefaultAuthenticationTypes.ApplicationCookie);//Exception : Value cannot That either happens because you want to allow the Garbage Collector (GC) to recycle that memory or because you have some binding/automatic representation and want to clean the slate: string someText

  1. public ActionResult Edit(UpdateUser model, string User_Id) { try { UserDTO user = new UserDTO(); user.UserName = model.UserName; new UserHandler().Update(user,int.Parse(User_Id)); return RedirectToAction("Details", new RouteValueDictionary (new { id = user.UserID})); } catch {
  2. Also can you show me your partial view for _userDetailsEdit Member 10740412 3-Nov-15 8:40am Value cannot be null.
  3. Departing from airport before visa is valid, but arriving when it is Is adding the ‘tbl’ prefix to table names really a problem?
  4. Any other ideas?
  5. This is my Stack Trace Stack Trace: [ArgumentNullException: Value cannot be null.
  6. Parameter name: key how to do solve this problem "Value cannot be null.
  7. Will I get the same result if I use 18-55mm lens at 55mm (full zoom) and 55-200mm lens at 55mm (no zoom), if not, then why?

What is a satisfactory result of penetration testing assessment? c# asp.net-mvc customization asp.net-identity share|improve this question asked Jul 28 '14 at 8:30 Mohammad Dayyan 4,9032075139 Can you show the CreateIdentityAsync() method? –bit Jul 28 '14 at 8:33 1 Parameter name: source] at Program.Main(): line 11 Here in your case ListMetadataKor is null. Value Cannot Be Null Parameter Name String Though some of the convention can remove the present foreign key and after that we try to run convention on such removed foreign key.

But if the data in the database says it shouldn't be empty then your query is wrong. Value Cannot Be Null C# Parameter name: sqlSyntax Description: An unhandled exception occurred during the execution of the current web request. Parameter name: String2Entity Framework DbContext: Value cannot be null, parameter name source1Getting error on POST with Entity Framework - Value cannot be null. Like you would be trying to do this: Int32.Parse(null); or this: noText = null; Int32.Parse(noText); Marked as answer by linkit Tuesday, February 12, 2013 8:13 AM Monday, February 11, 2013 11:52

That either happens because you want to allow the Garbage Collector (GC) to recycle that memory or because you have some binding/automatic representation and want to clean the slate: string someText Value Cannot Be Null. Parameter Name Viewinfo Both of you! Professor Lewin: "Which string will break?" / Me: "That one." / Professor Lewin: "Wrong!" How to reduce the width of the equation in a text paragraph? Last post Tue, 06/25/2013 - 15:56 #1 Ashish Jain Joined: 25/06/2013 Posts: 1 [Solved] Value cannot be null.

Value Cannot Be Null C#

In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms public class Customer { public int Id { get; set; } public int? Value Cannot Be Null. Parameter Name Value Any reference varriable (or Valuetype declared as nullable) can have the value "null". Value Cannot Be Null. Parameter Name Value C# Understand that English isn't everyone's first language so be lenient of bad spelling and grammar.

Parameter name: type] System.Activator.CreateInstance(Type type, Boolean nonPublic) +7470086 System.Activator.CreateInstance(Type type) +6 CKFinder.Connector.Connector.LoadPlugins() in E:\DMGNEW\4_Code\DMGWeb\ckfinder\_source\Connector\Connector.cs:96 CKFinder.Connector.Connector.OnLoad(EventArgs e) in E:\DMGNEW\4_Code\DMGWeb\ckfinder\_source\Connector\Connector.cs:121 System.Web.UI.Control.LoadRecursive() +50 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627 [ArgumentNullException: Value cannot be null. this content Parameter name: value return userIdentity; } An exception has occurred in CreateIdentityAsync method with the following stack trace ArgumentNullException: Value cannot be null. Our mission is to bring affordable, technology education to people everywhere, in order to help them achieve their dreams and change the world. Should I implement it ? –Mohammad Dayyan Jul 28 '14 at 9:35 [IgnoreMap] by the way –Dylan Chensky Jun 16 at 22:05 add a comment| 3 Answers 3 active Value Cannot Be Null Parameter Name Input

Parameter name: source". And if I open my application it would stuck in that code. Skip to content Ignore Learn more Please note that GitHub no longer supports old versions of Firefox. weblink My boss asks me to stop writing small functions and do everything in the same loop Why do some banks have more than one routing number in the US?

Columns in TagNumber Table: CREATE TABLE [dbo].[TagNumbers]( [TagNumberID] [int] IDENTITY(1,1) NOT NULL, [TagSerialNumber] [nvarchar](100) NOT NULL, [TagTypeRef] [int] NOT NULL, [CoreUserRef] [int] NOT NULL, [DateStamp] [datetime] NOT NULL, CONSTRAINT [PK_TagNumbers] PRIMARY Value Cannot Be Null. Parameter Name Collection Furniture name for waist-high floor-sitting shelf cabinet thing How good should one be to participate in PS? Why is the 'You talking to me' speech from the movie 'Taxi Driver' so famous?

Parameter name: constructor0Value cannot be null.

What episode of Star Trek is this creature on? So somewhere a function that takes a Reference Type Parameter by name "Source" (names are shown when IntelliSense proposes a function) get's a null value. Parameter name: contentPath” on a most unexpected line on postback when ModelState has errors Hot Network Questions Symmetric group action on Young Tableaux What is the significance of the robot in Value Cannot Be Null Parameter Name Name 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

share|improve this answer answered Feb 16 '15 at 9:19 Sergey Berezovskiy 138k18194264 I don't know how to check it. Turned out that I created some users before I implemented IUserSecurityStampStore so the SecurityStamp was null. where did you change to user_id. check over here public void AddUserRole(int id, int userId) { Role role = db.Roles.Find(id); User user = db.Users.Find(userId); if (!role.Users.Contains(user)) { role.Users.Add(user); db.SaveChanges(); } } John C Rayan 3-Nov-15 10:22am Uncomment id

Please review the stack trace for more information about the error and where it originated in the code. Thanks for your reply!!! 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 Attachments: ImageUploadError.png Top Tue, 09/23/2014 - 19:02 #2 loxlie Joined: 22/09/2014 Posts: 2 Solved Just in case any one else has this error (I did), it comes from forgetting to adda

RSS Log In / Sign Up Log in Username * Your user name Password * Password Log in using social networks Facebook Twitter Yahoo Sign up CKEditor About About Features for Someone peeled an American flag sticker off of my truck. Good luck John C Rayan 3-Nov-15 6:06am Your problem is this line of code. [HttpPost] public ActionResult Edit(UpdateUser model, int id) You are expecting route parameter id but you It is in the same format you are using and it works correctly from SQLServer Management Studio.

Can you show me the changed code Member 10740412 3-Nov-15 7:13am public ActionResult Edit(int id) { UserDTO user = new UserDTO(); //USER user = database.USERS.Find(id); //return View(user); user.UserID = Posting this much code is not going to work anyone from us. -KR Tadit Dash (ତଡିତ୍ କୁମାର ଦାଶ) 3-Nov-15 2:45am Debug and find out the exact line.