Products

Evoq Content Overview Content Creation Workflow Asset Management Mobile Responsive Personalization Content Analytics SEO Integrations Security Website PerformanceEvoq Engage Overview Community Management  Dashboard  Analytics  Member Profile Gamification Advocate Marketing Community Engagement  Ideas  Answers  Discussions  Groups  Wikis  Events Mobile ReadyDNN Support PackagesEvoq: CMS FeaturesEvoq OnDemandCompare DNN's CMS Products

Solutions

Content Management SystemMulti-Channel PublishingDigital MarketingOnline Community ManagementIntranet Software SolutionOur CustomersPrime

Resources

Test DrivesSchedule A DemoDocumentation CenterWebinarsWhite PapersProduct ManualsRequest PricingData SheetsCase StudiesEvoq Preferred Products Content Management Ecommerce Forms Identity Management and Authentication Site Management Social Themes

Partners

DNN Partners Partner Directory Become a DNN Partner Partner Program Overview  Hosting  Implementation  ISV  Training  Competencies

Community

Participate Ask a Question Forums Community Showcase DNN MVP  Program Overview  Lifetime MVPs  Honorary MVPs Subscribe to DNN Digest Advisory Groups  Awareness Advisory Group  Developer Advisory Group  Partner Advisory Group  Technology Advisory GroupLearn Documentation Wiki Community Blog Video Library Project History Development RoadmapDownload DNN Store Language Packs Manuals Nightly BuildsSecurity Policies Security Center

Blog

About

News Press Releases News Coverage Press KitCareersContact DNN

QA

Ideas Test

New Community Website

Ordinarily, you'd be at the right spot, but we've recently launched a brand new community website... For the community, by the community.

Yay... Take Me to the Community!

Welcome to the DNN Community Forums, your preferred source of online community support for all things related to DNN.
In order to participate you must be a registered DNNizen
HomeHomeDNN Open Source...DNN Open Source...Provider and Extension ForumsProvider and Extension ForumsAuthenticationAuthentication"Value cannot be null. Parameter name: type" "Value cannot be null. Parameter name: type"
Previous
 
Next
New Post
2/8/2008 2:13 PM
 
tgreen

Joined: 8/9/2007
Posts: 5

Hi there. I'm using DNN 4.5. I'm trying to get AD authentication to work for a website.  It works fine with role-based authentication, but when i switch over to windows, i get the following error when i try to browse to the site...

--------------------------------------------------------------------------------------------------------------------------------------------------------------

Value cannot be null.
Parameter name: type

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.ArgumentNullException: Value cannot be null.
Parameter name: type

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace: 

[ArgumentNullException: Value cannot be null.
Parameter name: type]
   System.Xml.Serialization.XmlSerializer..ctor(Type type, String defaultNamespace) +565339
   System.Xml.Serialization.XmlSerializer..ctor(Type type) +6
   DotNetNuke.Common.Utilities.XmlUtils.DeSerializeHashtable(String xmlSource, String rootname) +268
   DotNetNuke.Services.Personalization.PersonalizationController.LoadProfile(Int32 UserId, Int32 PortalId) +111
   DotNetNuke.Services.Personalization.PersonalizationController.LoadProfile(HttpContext objHTTPContext, Int32 UserId, Int32 PortalId) +39
   DotNetNuke.HttpModules.DNNMembershipModule.OnAuthenticateRequest(Object s, EventArgs e) +3142
   System.Web.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +92
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +64

Please help!

 

Thanks,

Tom
 
New Post
2/8/2008 4:05 PM
 
Mike Horton


Joined: 7/16/2003
Posts: 4865

My initial guess is that you need to use impersonation in your web.config. Even though the documentation is for the new provider that was released for DNN 4.6.0 impersonation is implemented the same way.
 
 Page 1 of 1
Previous
 
Next
HomeHomeDNN Open Source...DNN Open Source...Provider and Extension ForumsProvider and Extension ForumsAuthenticationAuthentication"Value cannot be null. Parameter name: type" "Value cannot be null. Parameter name: type"


These Forums are dedicated to discussion of DNN Platform and Evoq Solutions.

For the benefit of the community and to protect the integrity of the ecosystem, please observe the following posting guidelines:

  1. No Advertising. This includes promotion of commercial and non-commercial products or services which are not directly related to DNN.
  2. No vendor trolling / poaching. If someone posts about a vendor issue, allow the vendor or other customers to respond. Any post that looks like trolling / poaching will be removed.
  3. Discussion or promotion of DNN Platform product releases under a different brand name are strictly prohibited.
  4. No Flaming or Trolling.
  5. No Profanity, Racism, or Prejudice.
  6. Site Moderators have the final word on approving / removing a thread or post or comment.
  7. English language posting only, please.
What is Liquid Content?
Find Out
What is Liquid Content?
Find Out
What is Liquid Content?
Find Out