Home > Value Cannot > Value Cannot Be Null. Parameter Name Args

Value Cannot Be Null. Parameter Name Args


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(); } 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 Why does top 50% need a -50% translate offset? So when I open again it happens. check over here

Collection binded to Grid has 6 rows and none of the value is null. Source is the enumerable you are enumerating. Sharepoint 2013: Rest API - does header need to include X-RequestDigest? Parameter name: source-2Value cannot be null.

Value Cannot Be Null. Parameter Name Source In C#

And I don't know to solve it UPDATE This is my code in image I fill ListMetadataKor with this code BWHelper.Run((s, e) => { DataTable dataMetaDataKOR = ExcelHelper.GetDataTableFromExcel( AppConstants.FILE_METADATA, AppConstants.SHEET_METADATA_KOR ); You signed out in another tab or window. So just eliminate your loop: namespace Treehouse.CodeChallenges { class Program { static void Main() { var count = 0; Console.Write("Enter the number of times to print \"Yay!\": "); var entry = You signed out in another tab or window.

  1. Professor Lewin: "Which string will break?" / Me: "That one." / Professor Lewin: "Wrong!" Why do some banks have more than one routing number in the US?
  2. Professor Lewin: "Which string will break?" / Me: "That one." / Professor Lewin: "Wrong!" Would the members of an online imageboard (or any community) be able to build a post-apocalytic society
  3. Lehman 1,94322135 first foreach or second? –John3136 Feb 7 '12 at 23:22 add a comment| 3 Answers 3 active oldest votes up vote 2 down vote accepted My guess
  4. I believe it returns null if table dataMetaDataKOR is empty.

Parameter name: format: at System.String.Format (System.String format, System.Object[] args) <0x100366bf0 + 0x00058> in :0 at Humanizer.StringExtensions.FormatWith (System.String format, System.Object[] args) <0x100bbb890 + 0x0001b> in :0 at Humanizer.Localisation.Formatters.DefaultFormatter.Format (System.String resourceKey, Feb 16 '15 at 9:12 1 I only get this error in my release apps installed in client. and/or other countries. Value Cannot Be Null Parameter Name String If this does not help, please provide a sample project, reproducing the problem.Thanks, Anatol 0 Ahmad Obay 12.27.2010 Thank you.

Polyglot Anagrams Robbers' Thread How do I make an alien technology feel alien? Understanding model independently the equivalence of two ways of obtaining homotopy types from categories. If you post your connection string and EF config then we can check. Still when for Collection Property PropertyChanged event raised, Exception listed with StackTrace mentioned above occurs.

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 Collection Parameter name: args.ViewAny idea what might be the reason? Thank you so much Steven Parker. The AppManager is a Component that manages the loading of extensions (including data providers), and helps with file serialization: Code being flagged at foreach public IEnumerable GetDirectoriesNestedOneLevel() { // Visit each

Value Cannot Be Null C#

smitpatel referenced this issue Jun 8, 2016 Closed ForeignKeyAttribute can't be overriden with explicit configuration #5695 Sign up for free to join this conversation on GitHub. Whether using WPF, ASP.NET, WinForms, HTML5 or Windows 10, DevExpress tools help you build and deliver your best in the shortest time possible. Value Cannot Be Null. Parameter Name Source In C# I'm pretty sure that my Property ListMetadataKor is not null And ListMetadataKor is instance of List object that I have created. Value Cannot Be Null. Parameter Name Value Thanks a lot :D –mrhands Feb 17 '15 at 1:05 | show 2 more comments up vote 3 down vote Value cannot be null.

Polyglot Anagrams Cops' Thread What episode of Star Trek is this creature on? check my blog Error: An error has occurred. Here's what I had in the challenge: using System; namespace Treehouse.CodeChallenges { class Program { static void Main() { var count = 0; while (true) { Console.Write("Enter the number of times Reload to refresh your session. Value Cannot Be Null Parameter Name Input

Forcing everyone to speak the same language Solving a discrete equation Can I sell a stock immediately Does Intel sell CPUs in ribbons? Support Support Center Search the KB My Questions Code Examples Resources Getting Started Documentation Demos Training Webinars Contact our Developer Advocates anytime. Personal Open source Business Explore Sign up Sign in Pricing Blog Support Search GitHub This repository Watch 780 Star 3,901 Fork 1,156 aspnet/EntityFramework Code Issues 482 Pull requests 13 Projects this content Value cannot be null.

Already have an account? Value Cannot Be Null Parameter Name Name why does this error keep popping out? In your case it is ListMetadataKor object.

As a monk, can I use Deflect Missiles to protect my ally?

asked 3 years ago viewed 88553 times active 6 months ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Visit Chat Linked 17 Using LINQ to find item in a asked 1 year ago viewed 39601 times active 5 months ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Get the weekly newsletter! Terms of UseSite FeedbackPrivacy Policy Powered by Progress Sitefinity Value Cannot Be Null. Parameter Name Value C# Make sure you never assign null to this list.

It's not clear from the code snippet where that should be set, but in this case it is not being set. Reload to refresh your session. Is calling a function with local side-effects twice in the same expression undefined behavior? have a peek at these guys Parameter name: args.View Tags: .NET, Frameworks (XAF & XPO), eXpressApp Framework 0 Ahmad Obay 12.26.2010 Hello,I'm receiving the following error after running _CustomizePopupWindowParamsValue cannot be null.

Hello World Run-time exception (line 11): Value cannot be null. Any assistance would be greatly appreciated. Parameter name: String in C# Basics Final Code Challenge Task 2 Hello, in this step of the code challenge for C# Basics, I keep getting the above error "System.ArgumentNullException" when I Your Privacy - Legal Statements Copyright © 1998-2015 Developer Express Inc.All trademarks or registered trademarks are property of their respective owners {{offlineMessage}} Store Store home Devices Microsoft Surface PCs & tablets

like AUnionB= A.Union(B) ?? It happens sometimes, and I suspicious of my code that still have thread running while I close my Application. Browse other questions tagged c# asp.net-mvc entity-framework or ask your own question. For demonstration below code will result in such an exception.

Parameter name: format Previous Next 1/11/2010 8:25 PM mikethewizz Joined: 11/28/2006 Posts: 8 Error: Value cannot be null. Hristo Admin 408 posts Posted 14 Mar 2013 Link to this post Hello Vikas, We are not aware of such issue and we cannot provide you with any further assistance without Parameter name: builder Further technical details EF Core version: 1.0.0-rc2-3002702 Operating system: RS1 14359 Visual Studio version: n/a JosephGarrone commented Jun 6, 2016 • edited Having same issue with RC1-Update1. (Exact TIKZ: foreach not compatible with calc-library?

While that produces a better program, it's not good for the challenge. Alejandro. Or it stays unassigned with default null value? –Sergey Berezovskiy Feb 16 '15 at 9:32 1 Yes, It is..