Hi, I have a strange problem with some user-id's on my portal.
Some users can log on, others receive the message A critical error has occurred.
Object reference not set to an instance of an object.
Does anyone knows how to solve this?
Win2003 server - SQL2005 express
Kind regards,
Wim
Detailed log:
AssemblyVersion: 04.03.07
PortalID: 1
PortalName: Porschisten vzw
UserID: -1
UserName:
ActiveTabID: 201
ActiveTabName: Log in / Registreer
RawURL: /porschisten/LoginRegistreer/tabid/201/Default.aspx
AbsoluteURL: /Default.aspx
AbsoluteURLReferrer: http://217.19.231.207/porschisten/LoginRegistreer/tabid/201/Default.aspx
UserAgent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.0.04506; InfoPath.2)
DefaultDataProvider: DotNetNuke.Data.SqlDataProvider, DotNetNuke.SqlDataProvider
ExceptionGUID: 2af93b75-87c2-4247-b817-86422c8d28a3
InnerException: Object reference not set to an instance of an object.
FileName:
FileLineNumber: 0
FileColumnNumber: 0
Method: DotNetNuke.Security.Membership.AspNetMembershipProvider.UserLogin
StackTrace:
Message: DotNetNuke.Services.Exceptions.PageLoadException: Object reference not set to an instance of an object. ---> System.NullReferenceException: Object reference not set to an instance of an object. at DotNetNuke.Security.Membership.AspNetMembershipProvider.UserLogin(Int32 portalId, String username, String password, String verificationCode, UserLoginStatus& loginStatus) at DotNetNuke.Entities.Users.UserController.ValidateUser(Int32 portalId, String Username, String Password, String VerificationCode, String PortalName, String IP, UserLoginStatus& loginStatus) at DotNetNuke.Modules.Admin.Security.Signin.cmdLogin_Click(Object sender, EventArgs e) at System.Web.UI.WebControls.Button.OnClick(EventArgs e) at System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument) at System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) at System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) at System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) --- End of inner exception stack trace ---
Source:
Server Name: ZEUS