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Value Cannot Be Null. Parameter Name Collection

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Not the answer you're looking for? So I think I have to make remote debugger first to know the real problems. Any ideas, it's late and would really appreciate if someone suggest me a hint how to fix this in tommorow morning cofee. Understanding model independently the equivalence of two ways of obtaining homotopy types from categories. his comment is here

MathSciNet review alert? Parameter name: items”1ASP.NET MVC 5 Data is NULL0System Exception: error0“Value cannot be null or empty. Would the members of an online imageboard (or any community) be able to build a post-apocalytic society upon their reputation? Hello World Run-time exception (line 11): Value cannot be null.

Value Cannot Be Null. Parameter Name Source In C#

Find the "unwrapped size" of a list Why does top 50% need a -50% translate offset? I added foreign keys in the db and regenerated EDM for a fix. Insults are not welcome. Now show me how do you call Edit action from your view.

Or it stays unassigned with default null value? –Sergey Berezovskiy Feb 16 '15 at 9:32 1 Yes, It is.. 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 To solve, either add a reference to their location, or copy the DLL files from the plug-in dirs to the Bin directory. Value Cannot Be Null Parameter Name Input Parameter name: contentPath” on a most unexpected line on postback when ModelState has errors Hot Network Questions Why were pre-election polls and forecast models so wrong about Donald Trump?

If you post your connection string and EF config then we can check. Value Cannot Be Null. Parameter Name Value Parameter name: collection Source Error: Line 49: Line 50: Line 51: lstrs = new List(asi.GetAdmissionNo()); Line 52: Line 53: foreach (RSchool rs in lstrs) Source File: f:\123\AssisiSchool\PayTermFees.aspx.cs Line: 51 Stack hope this can help somebody. Thanks for the support and quick response.

How to send custom data to backend DayPilot Lite - set color per event. Value Cannot Be Null C# Build me a brick wall! The ORM is EF. 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

Value Cannot Be Null. Parameter Name Value

A null check is in order; that, or initializing to an empty collection. –Jay Aug 22 '12 at 20:47 Thanks, I should have put that in. Parameter name: source Value Cannot Be Null Parameter Name Value Value cannot be null. Value Cannot Be Null. Parameter Name Source In C# 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# It returns records fine.

Parameter name: source up vote 40 down vote favorite 2 This is probably the biggest waste of time problem I have spent hours on solving for a long time. http://bovbjerg.net/value-cannot/value-cannot-be-null-parameter-name-url.php John C Rayan 3-Nov-15 9:31am You have to debug and see if r.Role in new SelectList(r.Role.OrderBy(p => p.RoleName), "RoleID", "RoleName"); is not null. Browse other questions tagged c# asp.net-mvc-3 or ask your own question. How do I make an alien technology feel alien? Value Cannot Be Null Parameter Name String

I just removed the stupid table from the include list and I am good to go. because it run in release apps. Parameter name: collection] System.ThrowHelper.ThrowArgumentNullException(ExceptionArgument argument) +44 System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) +7663194 PayTermFees.pre_load() in f:\123\AssisiSchool\PayTermFees.aspx.cs:51 PayTermFees.Page_Load(Object sender, EventArgs e) in f:\123\AssisiSchool\PayTermFees.aspx.cs:33 System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14 System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) weblink Comment posted by Dan Letecky [DayPilot] 3 years ago.

share|improve this answer answered Mar 26 '15 at 1:31 Kevin Heidt 6501614 add a comment| up vote 0 down vote In a similar way to Kevin, we were also experiencing this Value Cannot Be Null Parameter Name Name Why were pre-election polls and forecast models so wrong about Donald Trump? Sign in Email Address Password I forgot my password Sign in

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  1. 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
  2. Browse other questions tagged c# linq or ask your own question.
  3. sp.k.
  4. 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 );
  5. Parameter name: ms_no Value cannot be null.
  6. Does an Eldritch Knight's war magic allow Extra Attacks?
  7. Parameter name: source-2Value cannot be null.
  8. Parameter name: value] System.Security.Claims.Claim..ctor(String type, String value, String valueType, String issuer, String originalIssuer, ClaimsIdentity subject, String propertyKey, String propertyValue) +10798181 System.Security.Claims.Claim..ctor(String type, String value) +34 Microsoft.AspNet.Identity.d__0.MoveNext() +1458 System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) +93 System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task

z o.o. So that it will show the exact place where your argument is null. Why does top 50% need a -50% translate offset? Value Cannot Be Null. Parameter Name Path1 share|improve this answer answered Feb 16 '15 at 9:19 Sergey Berezovskiy 138k18194264 I don't know how to check it.

Something is null that cannot be null. Anything thoughts on what I am doing wrong? Parameter name: collection Dec 03, 2008 12:27 PM|vincentryan1811|LINK I have tried by removing new, till it shows error This function gets the admission No from the database table and list admission check over here Parameter name: source-2Value cannot be null.

Assigning only part of a string to a variable in bash Is it possible to check where an alias was defined? It happens when I open in 2nd or more. Departing from airport before visa is valid, but arriving when it is What is the common, normally open, normally closed? share|improve this answer answered Oct 11 '13 at 13:45 johnny 654314 add a comment| up vote 1 down vote Resolved with the following solution 1)Right click on the edmx file, select

Terms of Service Layout: fixed | fluid CodeProject, 503-250 Ferrand Drive Toronto Ontario, M3C 3G8 Canada +1 416-849-8900 x 100 Blog Sign in Join ASP.NET Home Get Started Learn Hosting Downloads share|improve this answer answered Mar 3 at 8:15 Barrie 8741120 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign up It throws an exception if you don't specify DataTagFields property. int counter = 0; int result; Console.Write("Enter the number of times to print \"Yay!\": "); try { result = Convert.ToInt32(Console.ReadLine()); while (result > counter) { Console.WriteLine("Yay!"); counter++; } } catch (FormatException)

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 that are available to purchase been compiled with MVC 4 or could they currently reproduce the same issue? Find the "unwrapped size" of a list Word for a Fact Believed by a Sub-Culture Is it possible to check where an alias was defined? As in Step 1 here .

Send to me by email. How do I make an alien technology feel alien? Browse other questions tagged c# asp.net-mvc entity-framework or ask your own question. Parameter name: items on dropdownlist-1ASP.NET MVC System.ArgumentNullException: Value cannot be null.

Furniture name for waist-high floor-sitting shelf cabinet thing Straight line equation Word for a Fact Believed by a Sub-Culture How do you enchant items with Lapis Luzuli? Also check asi.GetAdmissionNo() has any arguments. Limit computation technology in a futuristic society Furniture name for waist-high floor-sitting shelf cabinet thing Solving a discrete equation Find the rate of change at a point on a polynomial TSA