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C# Value Cannot Be Null Parameter Name Key

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Parameter name: key Cancel The title field is required! Code: System.ArgumentNullException was unhandled Message="Key cannot be null. closets - Null value allowed. i can't do any process on database.... check over here

But the error still appears. Is there a primary key? If the field is not required, it might be empty. Exception Details:System.ArgumentNullException: Value cannot be null.

C# Value Cannot Be Null Parameter Name Key

I also have other places within the same program that write to the database without any problems. Reply With Quote Apr 3rd, 2009,10:27 AM #12 ForumAccount View Profile View Forum Posts Master Of Orion Join Date Jan 2009 Location Canada Posts 2,802 Re: Key cannot be null. Prepared for Yet Another Simple Rebus? Parameter name: type Description:An unhandled exception occurred during the execution of the current web request.

Parameter name: key I rewrote the sub and even changed the table and I'm still getting the same error. But really that wouldnt make to much sense because I have another function that adds to a different table without this error happening. NumofDev - VARCHAR - Null value allowed. Value Cannot Be Null. Parameter Name Key Mvc Related Posted in Technology. 1 Comment » One Response to "Sitecore 8 error editing the presentationlayer" Sitecore 8 error editing the presentation layer | cyberkrul Says: October 15, 2015 at 6:02

Some code is below: protected void GridView1_SelectedIndexChanged(object sender, EventArgs e) { lblMessage.Text = ""; cbCalled.Visible = true; cbError.Visible = true; cbVerbal.Visible = true; btnSubmit.Visible = true; FormView1.Visible = true; FormView1.DataBind(); FormView Value Cannot Be Null Parameter Name Key Sitecore And what is the class of db ? Reply With Quote Apr 2nd, 2009,02:48 PM #4 Campion View Profile View Forum Posts Frenzied Member Join Date Jul 2007 Location UT Posts 1,098 Re: Key cannot be null. https://social.msdn.microsoft.com/Forums/vstudio/en-US/c96af5c7-bc98-447c-affa-ae2dbc102cfb/error-details-value-cannot-be-null-parameter-name-key?forum=lightswitch Advanced Search VBForums Visual Basic Visual Basic .NET VS 2008 [RESOLVED] Key cannot be null.

Parameter name: key" Value cannot be null. Key Cannot Be Null. Parameter Name Key (mscorlib) Privacy statement Dev Centers Windows Office More... Your Email Password Forgot your password? Fill in your details below or click an icon to log in: Email (required) (Address never made public) Name (required) Website You are commenting using your WordPress.com account. (LogOut/Change) You are

Value Cannot Be Null Parameter Name Key Sitecore

Or simply execute it under the debugger. —SA mortenstarck 17-Feb-13 17:03pm That's the big problem. pop over to these guys Sergey Alexandrovich Kryukov 17-Feb-13 18:38pm What do you mean by "running as debug"? C# Value Cannot Be Null Parameter Name Key Explore the Telerik Feedback Portal and vote to affect the priority of the items Avi 1 posts Member since: Nov 2011 Posted 23 Jul 2015 in reply to Jon Link to System.collections.generic.dictionary`2.findentry(tkey Key) Parameter name: type Hello All, I am having the issue with image upload.

This will help other people find answers to their problems more quickly. check my blog All rights reserved. Sigh ... Please review the stack trace for more information about the error and where it originated in the code. Key Cannot Be Null. Parameter Name: Key C#

This is helpful to know! To start viewing messages, select the forum that you want to visit from the selection below. Parameter name: key. this content Do you want to know when a feature you requested is added or when a bug fixed?

I have also tried setting the values directly with the same result. 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! Please head to StackOverflow for support.

Run your project in debug up to the point when you are about to get this error then go to the VS IDE and click Debug | Exceptions, tick the box

Parameter name: key Jan 06, 2015 03:58 AM|ignatandrei|LINK How it is defined in the db Class the CustomerModels? I have verified that there is a value being sent to the SQL. Parameter name: key Posting Permissions You may not post new threads You may not post replies You may not post attachments You may not edit your posts BB code is Key Cannot Be Null. Parameter Name Key (system) In order to workaround this issue you need to add the code snippet below in the web config file.

Please help me to solve this problem. Looking for a nice example for normal subgroups What is safer to use (in general terms), online banking software using the mobile app or using a browser on a desktop OS? None of this is meant to detract from the lack of a bug fix for something that should just work out of the box. have a peek at these guys MVC4 .NET Teacher | .NET Videos 5 minutes Reply Rion William...

Error is as follows: Value cannot be null. Key cannot be null. All-Star 110210 Points 18056 Posts MVP Re: Value cannot be null.