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Value Cannot Be Null Or Empty. Parameter Name Name

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Not the answer you're looking for? Start a coup online without the government intervening Can an object *immediately* start moving at a high velocity? Parameter name: ... Stack Trace: [ArgumentException: The string parameter 'key' cannot be null or empty. his comment is here

Hope it helps you out... This is a tricky one to solve, because it only happens with our full product (a pretty large project), but never with small sample projects. You could use a default value for the anchor text in this case: @Html.ActionLink(item.Name.initials ?? "->", "Index", new { i = item.Name.initials }) share|improve this answer answered Jan 11 '15 at Yep, StringLength with DisplayName("") caused the same issue for me as well.

Value Cannot Be Null Or Empty. Parameter Name Name Mvc

The line it reports an exception at may have nothing to do with the exception and may be a mile or two away from the culprit. asp.net mvc - Value cannot be null or empty. I am thinking perhaps this code was for MVC2. Browse other questions tagged asp.net-mvc-4 model-view-controller or ask your own question.

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  4. Chris Behrens 2 posts Member since: Oct 2009 Posted 14 Oct 2009 Link to this post The purpose of this function (DescribeComponent) appears to be to transform a server tag in
  5. Sincerely, Michael H.
  6. Exception Details: System.ArgumentException: The string parameter 'key' cannot be null or empty.
  7. Software DeveloperInfragistics, Inc.http://www.infragistics.com/help Reply Post Points: 20 dc06663 Points 959 Replied On: Thu, Feb 28 2013 11:16 AM Reply I'm getting the same error on a page with 2 grids.
  8. My tests ran for almost 5 minutes and I manually recycled IIS7's default application pool many times.
  9. Either it's not being retrieved from the database or the database doesn't contain anything in the column.
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Recalll is crowed sourced knowledge vault, where community can create, curate and access qualitative knowledge, In form of small and precise topics. That is what I thought was correct, but still noticed the exceptions in the ASP.NET log on the production server. I am seeing (my customers actually) the exact same error (occasionally), usually within the first few page loads right after installing our product. Value Cannot Be Null Or Empty. Parameter Name: Actionname Georgi Tunev Admin 7207 posts Posted 10 Feb 2009 Link to this post Hello svk, Iggy hasn't send us a reproduction project so at this point we still cannot tell why

I am seen in darkness and in light, What am I? Value Cannot Be Null Or Empty. Parameter Name Name Dropdownlistfor Can an object *immediately* start moving at a high velocity? 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 Parameter name: name Description:An unhandled exception occurred during the execution of the current web request.

Regards, Iana Tsolova Admin 3388 posts Posted 30 Sep 2009 Link to this post Hi Matthew, Indeed, RadScriptManager.EnableScriptCombine property default value is true. Value Cannot Be Null Parameter Name Value I did the same thing, as a cheeky hack to change the text for the jquery validation, guess I'll have to fix it properly now! Parameter name: ... Parameter name: name] System.Web.Mvc.Html.SelectExtensions.SelectInternal(HtmlHelper htmlHelper, ModelMetadata metadata, String optionLabel, String name, IEnumerable`1 selectList, Boolean allowMultiple, IDictionary`2 htmlAttributes) +447791 System.Web.Mvc.Html.SelectExtensions.DropDownListFor(HtmlHelper`1 htmlHelper, Expression`1 expression, IEnumerable`1 selectList, String optionLabel, IDictionary`2 htmlAttributes) +96 System.Web.Mvc.Html.SelectExtensions.DropDownListFor(HtmlHelper`1 htmlHelper,

Value Cannot Be Null Or Empty. Parameter Name Name Dropdownlistfor

So far, we were able to reproduce error only after rebuilding a project / changing Dlls and it happens randomly. Connect to Services Connect to personal services for more relevant search results across services. Value Cannot Be Null Or Empty. Parameter Name Name Mvc In this case, the "name" parameter was not passed to the controller action, so it is null. Value Cannot Be Null Or Empty. Parameter Name: Linktext All Rights Reserved.

Create Collections Add search results to the collections by just clicking on bookmark icon. this content View More at http://stackoverflow.com/questions/14815565/value-cannot-be-null-... @Url.Content(ViewBag.UserImageUrl) Place a breakpoint before the call and inspect ViewBag.UserImageUrl. contact | privacy policy | terms of use © 2014-15 recalll × Modal header Body... So far we see that the problem might be in the combobox, however it seems that the problem appears in specific scenario only. The String Parameter 'virtualpath' Cannot Be Null Or Empty. Parameter Name: Virtualpath

Infragistics is dedicated to helping you solve this issue. Exception Details: System.ArgumentException: Value cannot be null or empty. Thanks & Regards, Matthew Wolfgang. weblink I was planning on updating to 20121.2156_SR already.

asp.net mvc 3 - MVC3 Value cannot be null. For the record, the above example is just missing the first '@' before the if } –Tim Cadieux Jan 11 '15 at 19:09 add a comment| up vote 1 down vote Software DeveloperInfragistics, Inc.http://www.infragistics.com/help Reply Post Points: 25 [Infragistics] Michael H.

Join them; it only takes a minute: Sign up How to handle 'Value cannot be null or empty' when using @Html.ActionLink?

Parameter name: contentPa... What is the point of update independent rendering in a game loop? It occurred right after the application pool had started itself up and on the second page that the first user opened. All the best, Georgi Tunev the Telerik team Check out Telerik Trainer, the state of the art learning tool for Telerik products.

and/or other countries. This can happen if you are assigning a value in the Child Razor view file that is also set in the parent one, but is displayed in a partial called by I think you'll find that it's either null or an empty string. check over here Regards, Fiko the Telerik team Instantly find answers to your questions on the new Telerik Support Portal.

Parameter name: contentPath - Stack Overflow Check if a string is null or empty. Here is some server side code, though I don't see any reason why it might be doing something wrong: [HttpPost] public async Task EditIssue(EditIssueViewModel viewModel) { viewModel.AvailableTags = BusinessManager.GetAllTags(); if (viewModel.IssuePDFFile I attempted this - return File(product.Picture1, product.ImageMimeType, "image/jpg"); but this is wrong. Sincerely, Michael H.

UI for ASP.NET AJAX Resources Buy Try Thread is closed for posting Feed for this thread 41 posts, 0 answers Iggy 40 posts Member since: Jul 2005 Posted 22 Jan 2009 Word for a Fact Believed by a Sub-Culture Is it possible to hand start modern planes? This is the method that throws an exception (from MVC source code): private static MvcHtmlString InputHelper(HtmlHelper htmlHelper, InputType inputType, ModelMetadata metadata, string name, object value, bool useViewData, bool isChecked, bool setId, Points 15,029 Replied On: Thu, Oct 25 2012 12:37 PM Reply Verified by Pete (BSC) Hi Pete (BSC), This issue is being caused by the call to WebDataGrid1.ClearDataSource() in

I'm displaying a grid of data, for which some fields are nullable. Points 15,029 Replied On: Wed, Oct 31 2012 3:24 PM Reply Hello Pete (BSC), Please let me know if you have any other questions or concerns about this issue Parameter name: contentPath0Can not understand why i am getting System.ArgumentNullException was unhandled by user code0Error on submitting partial page using AJAX7MVC5 Object reference not set to an instance of an object I am not sure if it is the same issue but I am getting the same exception if I apply a member with a StringLength attribute and also apply [DisplayName("")].

My best guess is that it isn't being stored in the database. Should I be calling ClearDataSource() during button click before binding the new DataSet? // Convergence Waves DataSet waves = Common.GetDataSetSQL("EXEC [dbo].[GetAppWaves] 'LIST', '" + sSite + "'"); WebDataGridConvergenceWaves.DataSource = waves; WebDataGridConvergenceWaves.DataBind(); This is sort of odd. Find the rate of change at a point on a polynomial Safety - Improve braking power in wet conditions Find the "unwrapped size" of a list C# TBB updating metadata value

The HttpContext houses things such as request and response, cache, cookies, etc. asp.net mvc - Value cannot be null or empty. The form names have to map 1-1 with your Action parameters. 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

All rights reserved. You do not get compile time checking because ViewBag uses the new C# 4 dynamic type. All requests following this are OK, the only time we receive this error is after a app ppol is recycled. If you have any questions or concerns with this, please let me know and I'll be glad to help.