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Value Cannot Be Null. Parameter Name Datamember


It's not possible to see callstack or any details of the exception. What happens if there is exception in loading data tables or running ToolConvert methods? Login. Explore the Telerik Public Issue Tracking system and vote to affect the priority of the items. check over here

Yes No Log In Products Suites BEST VALUE Universal (includes all DevExpress .NET products in one integrated suite) DXperience (includes all DevExpress .NET Controls along with CodeRush) .NET Products INDIVIDUAL PLATFORMS Intercepting the http traffic with the help of the wonderful Fiddler (and a useful article about Fiddlering .Net by Rick Strahl) confirmed that a serialized version of the parameter was indeed Since you claim the very same report works on your colleagues machine, have you tested on another 64 bit machine to see if the error would be persisted? I'm using DXPerience 12.2.4 + VisualStudio 2013 and experience the same problem.

Value Cannot Be Null. Parameter Name Instance

How is the correct air speed for fuel combustion obtained at the inlet of the combustor? I believe it returns null if table dataMetaDataKOR is empty. As kindly asked in our previous post, any additional information in reproducing this on our end would be highly appreciated.

Join our community for more solutions or to ask questions. Saved your job?! But do you think that maybe my variable is still locating in memory with value null? –mrhands Feb 16 '15 at 9:23 @mrhands I'm 100% sure that ListMetadataKor is Value Cannot Be Null. Parameter Name Value How I can solve this?

It worked the day before - why had it stopped working overnight? Value Cannot Be Null. Parameter Name Source So it took me several hours to find where the problem is. up vote 8 down vote favorite 3 I don't know why I get this kind of error. Parameter name: pattern1Crystal Reports - Value cannot be null.

Everything works now. Value Cannot Be Null Parameter Name Path 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 The designer worked before, the error began happening randomly one day. When you completely delete and add the service reference a new reference file will be created, there after the values will not be null.

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  2. Hello World Run-time exception (line 11): Value cannot be null.
  3. Parameter name: source Stack Trace: [System.ArgumentNullException: Value cannot be null.
  4. Just wanted to add, that obfuscation will also change the names of your parameters if you don't exclude your OperationContract-interfaces.

Value Cannot Be Null. Parameter Name Source

Here is the fiddle if you want to play around. Why would a TODO comment generate such an error? –JME Nov 16 '15 at 12:05 @JME A TODO is just a reminder - it doesn't do anything. Value Cannot Be Null. Parameter Name Instance The designer in Visual Studio doesn't work for this user control, but everything works as intended at runtime. : Value Cannot Be Null. Parameter Name: Input Thank you very much too!

Just check all references to this list in your code and look for assignments. check my blog Value cannot not be null. All the best from New England, USA. 21 January 2011 at 17:41 Anonymous said... add a service reference newly to your client application and run the application. Value Cannot Be Null C#

Peter Admin 1611 posts Posted 10 May 2010 Link to this post Hello dlamprey, Did you try using theUpgrade Wizard as my colleague suggested?If you still experience difficulties send us a Suggested Solutions Title # Comments Views Activity ASP.net VB.net Set dynamically added TextBox to stretch accross screen 4 22 51d Parameter for stored procedure 6 40 42d Record open by another Explore the Telerik Public Issue Tracking system and vote to affect the priority of the items. this content Elliot (DevExpress Support) 02.11.2013 At present, I am unable to reproduce the problem you described.

Best wishes, Steve the Telerik team Instantly find answers to your questions on the new Telerik Support Portal. Value Cannot Be Null. Parameter Name Path1 Do you have any idea that my code fails to load in backgroundworker? Nick Blake 1 09.12.2014 I am experiencing this problem too, in DX 14.1.6.


Email Me: [email protected] Follow me on Twitter or Google+ Subscribe in a reader Subscribe to Functional Fun by Email Advert Twitter Updates Twitter Updates Tweets by @samuel_d_jack Labels Software .Net C# It happens when I open in 2nd or more. Jon 539 posts Member since: Apr 2004 Posted 26 Apr 2010 Link to this post Hi... Value Cannot Be Null. Parameter Name Value C# Terms of UseSite FeedbackPrivacy Policy Powered by Progress Sitefinity {{offlineMessage}} Store Store home Devices Microsoft Surface PCs & tablets Xbox Virtual reality Accessories Windows phone Software Office Windows Additional software Apps

Win 7 32 bit, VS 2008. but sometimes in other computer it doen't work. Thank you!!! 21 March 2011 at 00:30 Issam said... have a peek at these guys The message on the wire contained the client's (incorrect) name for the parameter.

Questions? Parameter name: path1WPF MergedDictionaries - Value Cannot be Null - Parameter Name: item0value cannot be null. Same Error updating to the latest Telerik dll (Telerik Reporting Q1 2001) VS2008, x86 ,Windows Vista Delete the resx file .. Parameter name: handler'4“value cannot be null.

Here are some topics which I know want to share with others whom this might help. Value cannot be null. I don't think you know how much time you probably saved, but I bet it's a lot. 13 January 2014 at 21:39 Amaline J said... We had the same exact issue with a WinForms project after a upgrade from 2014.3 to 2015.1, removing the Telerik references and adding them back resolved the issue!

I lost 30mins before finding your article.