Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure t

microsoft.public.dotnet.framework

19 Jul 2006 11:24 AM

Walo

Nach stundenlangen, leider erfolglosen recherchen im Internet hoffe ich
auf diesem Weg auf eine Lösung unseres Problems.
Interessant finde ich, dass dieselbe Lösung auf einem anderen Server
läuft!

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Dies ist die komplette Fehlermeldung:

Validation of viewstate MAC failed. If this application is hosted by a
Web Farm or cluster, ensure that <machineKey> configuration specifies
the same validationKey and validation algorithm. AutoGenerate cannot be
used in a cluster.

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.Web.HttpException: Validation of viewstate
MAC failed. If this application is hosted by a Web Farm or cluster,
ensure that <machineKey> configuration specifies the same validationKey
and validation algorithm. AutoGenerate cannot be used in a cluster.

Source Error:

[No relevant source lines]

Source File: c:\windows\Microsoft.NET\Framework\v2.0.50727\Temporary
ASP.NET
Files\konzessionen-rtvg.gd\104dd2aa\1bab3e30\App_Web_ylotuhwm.30.cs
Line: 0

Stack Trace:

[HttpException (0x80004005): Unable to validate data.]
   System.Web.Configuration.MachineKeySection.GetDecodedData(Byte[]
buf, Byte[] modifier, Int32 start, Int32 length, Int32& dataLength)
+2546764
   System.Web.UI.ObjectStateFormatter.Deserialize(String inputString)
+214

[ViewStateException: Invalid viewstate.
    Client IP: 146.159.26.39
    Port: 2247
    User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1;
..NET CLR 1.1.4322; .NET CLR 2.0.50727)
    ViewState: /wEPDwUJMjk2NTc0NzkzZGQn2gvYVk8zb1xIq0Qh0GLgA3/xpA==
    Referer:
http://mekbuda.gd.ad.prod/konzessionen-rtvg.gd/Login.aspx?ReturnUrl=%2fkonzessionen-rtvg.gd%2fdefault.aspx
    Path: /konzessionen-rtvg.gd/Login.aspx]

[HttpException (0x80004005): Validation of viewstate MAC failed. If
this application is hosted by a Web Farm or cluster, ensure that
<machineKey> configuration specifies the same validationKey and
validation algorithm. AutoGenerate cannot be used in a cluster.]
   System.Web.UI.ViewStateException.ThrowError(Exception inner, String
persistedState, String errorPageMessage, Boolean macValidationError)
+116
   System.Web.UI.ObjectStateFormatter.Deserialize(String inputString)
+251

System.Web.UI.ObjectStateFormatter.System.Web.UI.IStateFormatter.Deserialize(String
serializedState) +4
   System.Web.UI.Util.DeserializeWithAssert(IStateFormatter formatter,
String serializedState) +37
   System.Web.UI.HiddenFieldPageStatePersister.Load() +220
   System.Web.UI.Page.LoadPageStateFromPersistenceMedium() +83
   System.Web.UI.Page.LoadAllState() +35
   System.Web.UI.Page.ProcessRequestMain(Boolean
includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
+6953
   System.Web.UI.Page.ProcessRequest(Boolean
includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
+154
   System.Web.UI.Page.ProcessRequest() +86
   System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context)
+18
   System.Web.UI.Page.ProcessRequest(HttpContext context) +49
   ASP.login_aspx.ProcessRequest(HttpContext context) in
c:\windows\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET
Files\konzessionen-rtvg.gd\104dd2aa\1bab3e30\App_Web_ylotuhwm.30.cs:0

System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
+154
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean&
completedSynchronously) +64

--------------------------------------------------------------------------------
Version Information: Microsoft .NET Framework Version:2.0.50727.42;
ASP.NET Version:2.0.50727.42