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Value Cannot Be Null Linq


Source is the enumerable you are filtering –Sergey Berezovskiy Feb 16 '15 at 9:09 @mrhands Check if ListMetadataKor is null or not . –Suraj Singh Feb 16 '15 at Let's work to help developers, not make them feel stupid. ArgumentNullException source is null. in expression 1 Property containing subset of related object Related 0Value cannot be null, parameter name: source1LINQ Entity Framework Value cannot be null. his comment is here

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Value Cannot Be Null C#

It contains 48 records if I don't perform the linq query. Suvendu Shekhar Giri 3-Nov-15 2:50am Have you debugged it? What is the common, normally open, normally closed? share|improve this answer answered Aug 28 '15 at 18:52 goku_da_master 1,7472026 add a comment| up vote 0 down vote This error can occur in several places, most commonly running further LINQ

  1. Value cannot be null.
  2. up vote 0 down vote I tricked you guys, apparently.
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  4. So it seems. –Gerben Rampaart Apr 29 '14 at 9:05 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign up
  5. share|improve this answer answered Feb 16 '15 at 9:19 samjudson 39.4k64156 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign
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Parameter name: source Above error comes in situation when you are querying the collection which is null. Try to use ?? So the exception made sense. Value Cannot Be Null. Parameter Name Viewinfo Is it possible to sheathe a katana as a free action?

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The ORM is EF. Value Cannot Be Null. Parameter Name Source Mvc Solution 1 Accept Solution Reject Solution When writing Linq you typically use Lamdba expressions Model.Schedules.Any( x => x.Name == EachScheduleType.Name && x.Id == EachScheduleType.Id) Permalink Posted 29-Dec-10 5:53am Not Active10.2K Comments Forcing everyone to speak the same language TSA broke a lock for which they have a master key. new wsSascar2.pacotePosicao[0]) .ToList(); As ToList can't accept null value on the source parameter.

Value Cannot Be Null. Parameter Name Collection

Assigning only part of a string to a variable in bash Furniture name for waist-high floor-sitting shelf cabinet thing What is a satisfactory result of penetration testing assessment? MathSciNet review alert? Value Cannot Be Null C# I added foreign keys in the db and regenerated EDM for a fix. Value Cannot Be Null. Parameter Name Source Entity Framework You’ll be auto redirected in 1 second.

Would the members of an online imageboard (or any community) be able to build a post-apocalytic society upon their reputation? this content Word for a Fact Believed by a Sub-Culture Start a coup online without the government intervening more hot questions question feed lang-cs about us tour help blog chat data legal privacy where did you change to user_id. Optional Password I have read and agree to the Terms of Service and Privacy Policy Please subscribe me to the CodeProject newsletters Submit your solution! Value Cannot Be Null Parameter Name Inner

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? and they don't work together? Solution 2 Accept Solution Reject Solution Firt you need to make sure EachScheduleType is not null. weblink Nothing against LINQ, I love it, but in this particular case, let it rest, fix it with a simple loop and revisit it in half a year or so.

c# linq list share|improve this question asked Jun 30 '14 at 21:31 Jaap Terlouw 5318 4 There is probably a post that has a null .images property. –recursive Jun 30 Value Cannot Be Null Parameter Name String up vote 8 down vote favorite 3 I don't know why I get this kind of error. Your Email Password Forgot your password?

Single word for the act of being susceptible?

Departing from airport before visa is valid, but arriving when it is Boss sends a birthday message. Meaning that it may help to narrow the problem by using a standard approach. Parameter name: source The images_tags is a List<> but seems not to be able to return any value however there are 2 records in.... Value Cannot Be Null Parameter Name Method How to handle a common misconception when writing a Master's thesis?

Insults are not welcome. Thanks a lot :D –mrhands Feb 17 '15 at 1:05 | show 2 more comments up vote 3 down vote Value cannot be null. How can I save a file to a new location from inside Vim? check over here Browse other questions tagged c# linq or ask your own question.

Not the answer you're looking for? Did you try with uncommenting the id. Parameter name: source error. Parameter name: String Value cannot be null.

What you should look for is a value that becomes null and prevent that. 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 , Does Intel sell CPUs in ribbons? Is it possible to hand start modern planes?

Please click the link in the confirmation email to activate your subscription. How is the correct air speed for fuel combustion obtained at the inlet of the combustor? Convert.ToInt32(dataTable.Rows[i][PAGE]) : (int?)null; k.Perlakuan = dataTable.Rows[i][PERLAKUAN].ToString(); k.RelFields = dataTable.Rows[i][RELFIELDS].ToString(); k.Rule = dataTable.Rows[i][RULE].ToString(); if (dataTable.Rows[i][LEVEL].ToString().ToUpper() == ("ART")) k.LevelKonsistensi = LevelKonsistensi.ART; else if (dataTable.Rows[i][LEVEL].ToString().ToUpper() == ("RT")) k.LevelKonsistensi = LevelKonsistensi.RT; else if (dataTable.Rows[i][LEVEL].ToString().ToUpper() == How to reduce the width of the equation in a text paragraph?

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 = By that I mean that you replace this: select new { SaleID = sale.OrderID, LineItem = GetLineItem(sale.LineItems) }; with something like this: select new { SaleID = 123, LineItem = GetLineItem(new Parameter name: value0Value cannot be null, r nparameter name source Hot Network Questions I am seen in darkness and in light, What am I? 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

General FAQ Ask a Question Bugs and Suggestions Article Help Forum Site Map Advertise with us About our Advertising Employment Opportunities About Us Ask a Question All Questions All Unanswered FAQ How to reduce the width of the equation in a text paragraph? Step 3 This step you'll have to do yourself. How can I save a file to a new location from inside Vim?

I just removed the stupid table from the include list and I am good to go.