This is the entry from the event viewer, I'm still at a loss.... does this mean anything to you?
Thanks
ModuleId:-1
ModuleDefId:-1
FriendlyName:
ModuleControlSource:DesktopModules/Admin/Security/Register.ascx
AssemblyVersion:7.2.2
PortalID:0
PortalName:New Trend Trader
UserID:-1
UserName:
ActiveTabID:56
ActiveTabName:Home
RawURL:/register.aspx?returnurl=http%253a%252f%252fwww.newtrendtrader.com%252fHome.aspx&popUp=true
AbsoluteURL:/Default.aspx
AbsoluteURLReferrer:http://www.newtrendtrader.com/register.aspx?returnurl=http%253a%252f%252fwww.newtrendtrader.com%252fHome.aspx&popUp=true
UserAgent:Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/35.0.1916.114 Safari/537.36
DefaultDataProvider:DotNetNuke.Data.SqlDataProvider, DotNetNuke
ExceptionGUID:c4d9f59f-2ea0-4a4e-956f-793fe1deb377
InnerException:Object reference not set to an instance of an object.
FileName:c:\TeamCity\buildAgent\work\DNN_Platform_722\Packaging\DNN.Platform\DNN Platform\Library\Entities\Users\UserInfo.cs
FileLineNumber:361
FileColumnNumber:21
Method:DotNetNuke.Entities.Users.UserInfo.GetProperty
StackTrace:
Message:
DotNetNuke.Services.Exceptions.ModuleLoadException: Object reference not set to an instance of an object. ---> System.NullReferenceException: Object reference not set to an instance of an object.
at DotNetNuke.Entities.Users.UserInfo.GetProperty(String propertyName, String format, CultureInfo formatProvider, UserInfo accessingUser, Scope currentScope, Boolean& propertyNotFound) in c:\TeamCity\buildAgent\work\DNN_Platform_722\Packaging\DNN.Platform\DNN Platform\Library\Entities\Users\UserInfo.cs:line 361
at DotNetNuke.Services.Mail.Mail.SendMail(UserInfo user, MessageType msgType, PortalSettings settings) in c:\TeamCity\buildAgent\work\DNN_Platform_722\Packaging\DNN.Platform\DNN Platform\Library\Services\Mail\Mail.cs:line 231
at DotNetNuke.Entities.Modules.UserModuleBase.CompleteUserCreation(UserCreateStatus createStatus, UserInfo newUser, Boolean notify, Boolean register) in c:\TeamCity\buildAgent\work\DNN_Platform_722\Packaging\DNN.Platform\DNN Platform\Library\Entities\Modules\UserModuleBase.cs:line 550
at DotNetNuke.Modules.Admin.Users.Register.CreateUser()
--- End of inner exception stack trace ---