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Value Cannot Be Null. Parameter Name Objecttype

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Simply check for null. Primordial Code Home Archive Tags Privacy About Feed Visual Studio 2010 designer error: Value cannot be null. It is a form that serves as a base form to other forms in solution and oddly, the forms that inherit from this form load into the designer correctly without error However, there are some Handles clauses that get removed from the event handlers of one of the controls on the form. weblink

Do you want to know when a feature you care about is added or when a bug fixed? Parameter name: objectType at System.ComponentModel.TypeDescriptor.TypeDescriptionNode.GetRuntimeType(Type objectType) at System.ComponentModel.TypeDescriptionProvider.GetRuntimeType(Type reflectionType) at Microsoft.VisualStudio.Design.MultiTargetingContextProvider.GetRuntimeType(Type objectType) at Microsoft.VisualStudio.Design.Serialization.CodeDom.HandlesClauseManager.GetFieldType(String fieldName, Type documentBaseType) at Microsoft.VisualStudio.Design.Serialization.CodeDom.HandlesClauseManager.GetReferencedComponentType(String componentName, CodeTypeDeclaration codeTypeDecl, ITypeResolutionService loader, IDictionary& cache) at Microsoft.VisualStudio.Design.Serialization.CodeDom.HandlesClauseManager.ParseHandlesClauses(CodeTypeDeclaration codeTypeDecl, Boolean updateCache) Just: 1. Parameter name: stream Error Value cannot be null or empty.

Visual Studio Value Cannot Be Null Parameter Name Path1

Privacy statement Help us improve MSDN. Here is the call stack information the program gives to me. How can I claim compensation? I'd like to see them take effect at design time as well.

Show Call Stack at System.ComponentModel.TypeDescriptor.AddAttributes(Object instance, Attribute[] attributes)at Microsoft.VisualStudio.Design.VSDesignSurface.CreateDesigner(IComponent component, Boolean rootDesigner)at System.ComponentModel.Design.DesignerHost.AddToContainerPostProcess(IComponent component, String name, IContainer containerToAddTo)at System.ComponentModel.Design.DesignerHost.PerformAdd(IComponent component, String name)at System.ComponentModel.Design.DesignerHost.System.ComponentModel.Design.IDesignerHost.CreateComponent(Type componentType, String name)at System.ComponentModel.Design.Serialization.DesignerSerializationManager.CreateInstance(Type type, ICollection arguments, String Guess what? One thing, though: If you want to complain, perhaps you could choose a thread that was active this year. Visual Basic Value Cannot Be Null To understand recursion, you must first understand recursion.

So, I've consolidated the two methods into one event handler and hopefully that's the last I'll see of this error. Visual Studio Value Cannot Be Null. Parameter Name Solutiondirectory vb.net winforms visual-studio-2010 share|improve this question edited May 22 '14 at 23:26 asked May 22 '14 at 22:19 Fernando Gonzalez Sanchez 1,22221228 add a comment| 3 Answers 3 active oldest votes Evaluating Expressions | Simple POP3 Protocol Realization | Timers explained | Delegates explained | A secure login to your app sample | Numeric Textbox | Printer.Print (or I miss VB6 printing One of our controls got renamed, so it was CtlBlah instead of ctlBlah.

All Rights Reserved. Value Cannot Be Null Parameter Name Content Type Evaluating Expressions | Simple POP3 Protocol Realization | Timers explained | Delegates explained | A secure login to your app sample | Numeric Textbox | Printer.Print (or I miss VB6 printing Now you're saying "all the event handlers must use the Handles keyword". Progress, Telerik, and certain product names used herein are trademarks or registered trademarks of Progress Software Corporation and/or one of its subsidiaries or affiliates in the U.S.

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  2. Reply With Quote Feb 14th, 2013,11:41 AM #18 DBithead View Profile View Forum Posts New Member Join Date Feb 2013 Posts 3 Re: Help !!! "value cannot be null" Paramater name:
  3. share|improve this answer answered Dec 5 '14 at 13:53 StevieTimes 915 yeah, apparently there are many reasons this may happen. –Fernando Gonzalez Sanchez Dec 23 '14 at 17:35 add
  4. One of our controls got renamed, so it was CtlBlah instead of ctlBlah.
  5. Alex 3 posts Member since: Feb 2013 Posted 24 May 2013 Link to this post i have SP1 for VS and SP2 for Windows already installed !
  6. If this is the case, please zip your report and attach it to a support ticket so that we can investigate what is the culprit.
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  8. Lo and behold, when I tried bringing the form up in the designer it loaded ok.
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Visual Studio Value Cannot Be Null. Parameter Name Solutiondirectory

See Trademarks or appropriate markings. Parameter name: instance Instances of this error (1) 1. Visual Studio Value Cannot Be Null Parameter Name Path1 Does downgrading to the previous version you've used work? Visual Studio Value Cannot Be Null Parameter Name Project current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list.

End Sub End Class This form works correctly and opens up in the designer. have a peek at these guys I'm telling you, this is string, looking at exception text and the call. --SA Rate this: Please Sign up or sign in to vote. I’ve tried and failed on the following: 1. 1) Removed the .suo and rebuilt 2. 2) Removed the .resx (and unable to rebuild) 3. 3) Removed the Telerik references (.reporting, .reportviewer.webform, it now works fine. Visual Studio 2015 Value Cannot Be Null Parameter Name Path1

how can i check for a uninitialized variable? Why is the 'You talking to me' speech from the movie 'Taxi Driver' so famous? If still having problems, please open a support ticket and send us a sample project that exhibits the problem. check over here Not the answer you're looking for?

Permalink Posted 5-Oct-11 7:21am Mehdi Gholam327.4K Comments SAKryukov 5-Oct-11 12:29pm I'm not sure as is labelX12 is not string, the code would not compile. Visual Studio Value Cannot Be Null Parameter Name Compositionservice Sternico 25 posts Member since: Sep 2009 Posted 29 Oct 2014 Link to this post I had the same problem. As far as I am aware, this bug appeared out of the blue.

I get all kinds of blue squiggly "Value cannot be null" exceptions.

Reply With Quote Jul 28th, 2010,08:17 AM #6 cicatrix View Profile View Forum Posts PowerPoster Join Date Dec 2009 Location Moscow, Russia Posts 3,654 Re: Help !!! "value cannot be null" Thank you. However, I know the code name/path is correct. Value Cannot Be Null Parameter Name Moniker in your fix, you say you need the handles clause removed.

I don't see a Telerik Report upgrade wizard on the menu bar. It's just common sense. As the 6-dimensional mathematics professor said to the brain surgeon, "It ain't Rocket Science!" Reviews: "dunfiddlin likes his DataTables" - jmcilhinney Please be aware that whilst I will read private messages this content Parameter name: instance I tried reinstalling the latest version of reporting but that did not fix it.

What is the most someone can lose the popular vote by but still win the electoral college? any ideas? I just made sure the shadow copy of Button1 is created in Form2.vb so that Form3 will have access to Button1 as a immediate accessible congtrol from its base class.