Hi, i am trying to upgrade my test installation on my Vista computer (IIS7)
4.4.3 has worked well until now. I am trying ti upgrade to 4.5.2 but i get this error:
Server Error in '/' Application.
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Object reference not set to an instance of an object.
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.NullReferenceException: Object reference not set to an instance of an object.
Source Error:
Line 94: Case Globals.UpgradeStatus.Upgrade
Line 95: If AutoUpgrade Then
Line 96: Response.Redirect("~/Install/Install.aspx?mode=upgrade")
Line 97: Else
Line 98: CreateUnderConstructionPage()
Source File: D:\dbDog\DotNetNuke\App_Code\Global.asax.vb Line: 96
Stack Trace:
[NullReferenceException: Object reference not set to an instance of an object.]
System.Web.HttpHeaderCollection.SetHeader(String name, String value, Boolean replace) +121
System.Web.HttpHeaderCollection.Add(String name, String value) +49
System.Web.HttpResponse.GenerateResponseHeadersForHandler() +162
System.Web.HttpResponse.IntegratedFlush() +10
System.Web.HttpResponse.Flush(Boolean finalFlush) +107
System.Web.HttpResponse.Flush() +17
System.Web.HttpResponse.End() +106
System.Web.HttpResponse.Redirect(String url, Boolean endResponse) +498
System.Web.HttpResponse.Redirect(String url) +6
DotNetNuke.Common.Global.CheckVersion() in D:\dbDog\DotNetNuke\App_Code\Global.asax.vb:96
DotNetNuke.Common.Global.Application_Start(Object Sender, EventArgs E) in D:\dbDog\DotNetNuke\App_Code\Global.asax.vb:321
[HttpException (0x80004005): Object reference not set to an instance of an object.]
System.Web.HttpApplicationFactory.EnsureAppStartCalledForIntegratedMode(HttpContext context, HttpApplication app) +3381770
System.Web.HttpApplication.InitSpecial(HttpApplicationState state, MethodInfo[] handlers, IntPtr appContext, HttpContext context) +167
System.Web.HttpApplicationFactory.GetSpecialApplicationInstance(IntPtr appContext, HttpContext context) +270
System.Web.Hosting.PipelineRuntime.InitializeApplication(IntPtr appContext, IntPtr& errorMessage) +260
[HttpException (0x80004005): Object reference not set to an instance of an object.]
System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +3539851
System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +69
System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +669
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Version Information: Microsoft .NET Framework Version:2.0.50727.312; ASP.NET Version:2.0.50727.312
Any idea ?
Thanks, Sandro