I just upgrade my site to .NET 4.0 framework. WHen I browse my site, I got the following error message:
Value cannot be null.
Parameter name: deviceProfilerConfigurationValue
Stack Trace:
[ArgumentNullException: Value cannot be null.
Parameter name: deviceProfilerConfigurationValue]
Microsoft.Live.Mobile.Web.Modules.DeviceProfiler.DeviceProfilerConfigurationProcessor.Initialize(DeviceProfilerConfiguration deviceProfilerConfigurationValue) +540
Microsoft.Live.Mobile.Web.Modules.DeviceProfiler.DeviceProfilerConfigurationProcessor.get_Instance() +330
Microsoft.Live.Mobile.Web.Modules.DeviceProfiler.DeviceProfilerModule.Init(HttpApplication context) +23
System.Web.HttpApplication.RegisterEventSubscriptionsWithIIS(IntPtr appContext, HttpContext context, MethodInfo[] handlers) +546
System.Web.HttpApplication.InitSpecial(HttpApplicationState state, MethodInfo[] handlers, IntPtr appContext, HttpContext context) +325
System.Web.HttpApplicationFactory.GetSpecialApplicationInstance(IntPtr appContext, HttpContext context) +407
System.Web.Hosting.PipelineRuntime.InitializeApplication(IntPtr appContext) +375
[HttpException (0x80004005): Value cannot be null.
Parameter name: deviceProfilerConfigurationValue]
System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +11529072
System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +141
System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +4784373
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What does this error mean?
