It worked locally, but when I put the code compiled by a Web Deployment project on a server it would crash. System.argumentnullexception: Value Cannot Be Null. Parameter Name: Input Parameter name: type at System.Activator.CreateInstance Forum Jump YAF.NET Support Forum YAF Forum Discussions - YAF Announcements - New YAF Forums - YAF Feature Requests - YAF Note that if you aren't going to vary the string you pass into GetType, then you could just use typeof(Derived) (although in that case there isn't much point using Activator.CreateInstance). share|improve this answer answered Jan 23 '12 at 9:16 George Duckett 21.3k463128 add a comment| up vote 0 down vote At Runtime, your GetType call will return null.
System.argumentnullexception Value Cannot Be Null. Parameter Name Source
Why is this C++ code faster than my hand-written assembly for testing the Collatz conjecture? http://stackoverflow.com/questions/11518495/c-sharp-value-cannot-be-null-parameter-name-type You cannot reply to topics in this forum. Value Cannot Be Null. Parameter Name Type C# In my case the AjaxControlToolkit.dll was missing on the target web server which caused the following error whenever the site tried to access the Page.Profile [ArgumentNullException: Value cannot be null.
System.argumentnullexception Value Cannot Be Null In C# Depalindromize this string!
White ring of pus forming around branches Algorithm of checking whether an element is present in a merkle tree Why do I never get a mention at work? http://kshelper.com/cannot-be/value-null-of-type-org-json-jsonobject-1-cannot-be-converted-to-jsonobject.html Parameter name: type at System.Activator.CreateInstance(Type type, Boolean nonPublic) at System.Web.Profile.ProfileBase.CreateMyInstance(String username, Boolean isAuthenticated) at System.Web.Profile.ProfileBase.Create(String username, Boolean isAuthenticated) at System.Web.HttpContext.get_Profile() at Hockey_Users_Users.get_Profile() at Hockey_Users_Users.FillUserTale(MembershipUserCollection users) at Hockey_Users_Users.Page_Load(Object sender, EventArgs e) at Do students wear muggle clothing while not in classes at Hogwarts (like they do in the films)? Strack Trace: [ArgumentNullException: Value cannot be null. Value Cannot Be Null Parameter Name Path2
Related 4Deployment Project dlls cause 'type x exists in both' errors0When running my site from my server I receive Server Error in '/' Application. If it is (as in your answer), there is no need to use Activator.CreateInstance at all. –Fredrik Mörk Jan 23 '12 at 9:23 Is it type really unknown if Is there any problem if Activator.CreateInstance replaces the conventional switch/case statements for determining the object type in the run-time? navigate here asked 4 years ago viewed 5611 times active 4 years ago Related 10Deserialization error: value cannot be null.
Add the namespace before "Derived" and if the Derived class is in a different assembly, then add ", assemblyname" to the end. System Argumentnullexception Value Cannot Be Null Parameter Name Value How do I sort files into a sub-folder based on filename part? Parameter name: type Source Error: Stack Trace: [ArgumentNullException: Value cannot be null.
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First 1 Last © Episerver 2016 | About Episerver World Blog Sign in Join ASP.NET Home Get Started Learn Hosting Downloads Community Overview Community Spotlight Articles of the Day What's new Community Blogs You could create a Dictionary instead - that may well be a better idea. I have changed parameter of GetType(MoveFile.MoveFile). Error System Argumentnullexception Value Cannot Be Null ForumActive TopicsSearchHelpLoginRegister YAF.NET Support Forum » YAF Support » YAF Installation/Setup » Value cannot be null.
You can use the DirectoryEntry UserFlags property to set/unset Enabled. –dash Jul 17 '12 at 8:19 The whole code is here. –user1528803 Jul 17 '12 at 8:23 add a Join them; it only takes a minute: Sign up Activator.CreateInstance throws ArgumentNullException for parameter 'Type' up vote 2 down vote favorite 1 I recently encountered a problem with my Profile provider: What is exactly meant by a "data set"? his comment is here RSS Log In / Sign Up Log in Username * Your user name Password * Password Log in using social networks Facebook Twitter Yahoo Sign up CKEditor About About Features for
This can be beneficial to other community members reading the thread. ” ‹ Previous Thread|Next Thread › This site is managed for Microsoft by Neudesic, LLC. | © 2016 Microsoft. Browse other questions tagged c# reflection class instance argumentnullexception or ask your own question. Please review the stack trace for more information about the error and where it originated in the code. Teenage daughter refusing to go to school How can ransomware know file types?
The second error should be obvious, it says your class MoveFile has no constructor, and again, in the code you posted, your MoveFile class indeed has no constructor. asp.net profile web-deployment-project activator share|improve this question asked May 29 '09 at 15:53 mbillard 23.7k145987 add a comment| 3 Answers 3 active oldest votes up vote 2 down vote accepted The See msdn.microsoft.com/en-us/library/…. Check this: http://forums.l-space-design.com/blogs/day_of_the_developer/archive/2006/08/12/223.aspx Hope it helps Zhao Ji Ma Sincerely, Microsoft Online Community Support “Please remember to click “Mark as Answer” on the post that helps you, and to
Parameter name: type at System.Activator.CreateInstance(Type type, Boolean nonPublic) Visual Studio Languages , .NET Framework > Visual C# Question 0 Sign in to vote Hi, I am trying load an assembly using I'll do it for ya ...~~Bonnie Berent DeWitt [C# MVP] http://geek-goddess-bonnie.blogspot.com Saturday, August 31, 2013 12:52 AM Reply | Quote Moderator Microsoft is conducting an online survey to understand your opinion z o.o. Make sure you include the namespace of the class name in the string that gets passed into the Assembly.GetType method, e.g.
Why did the best potions master have greasy hair? Attachments: ImageUploadError.png Top Tue, 09/23/2014 - 19:02 #2 loxlie Joined: 22/09/2014 Posts: 2 Solved Just in case any one else has this error (I did), it comes from forgetting to adda Everytime i try to use Profile.GetUser() i got this error on my production serverValue cannot be null. asked 7 years ago viewed 3828 times active 1 year ago Get the weekly newsletter!
Parameter name: type I'm trying to install a customer website on their production server, but get this suspicious error. If you choose to participate, the online survey will be presented to you when you leave the Msdn Web site.Would you like to participate? Edited by DOTNETDEV1983 Friday, August 30, 2013 2:02 PM Additional information Friday, August 30, 2013 2:00 PM Reply | Quote Answers 0 Sign in to vote Your first problem in your How to NOT render a part of a document Why are Squibs not notified by the Ministry of Magic Teenage daughter refusing to go to school How can I check that