程序多数时间正常，但有时莫名其妙的异常，是什么原因产生这样的异常。是否服务器设置的一些如内存限定等导致？“/”应用程序中的服务器错误。
--------------------------------------------------------------------------------无法验证数据。
说明: 执行当前 Web 请求期间，出现未处理的异常。请检查堆栈跟踪信息，以了解有关该错误以及代码中导致错误的出处的详细信息。 异常详细信息: System.Web.HttpException: 无法验证数据。源错误: 执行当前 Web 请求期间生成了未处理的异常。可以使用下面的异常堆栈跟踪信息确定有关异常原因和发生位置的信息。 堆栈跟踪:
[HttpException (0x80004005): 无法验证数据。]
System.Web.Configuration.MachineKey.GetDecodedData(Byte[] buf, Byte[] modifier, Int32 start, Int32 length, Int32& dataLength) +196
System.Web.UI.LosFormatter.Deserialize(String input) +60[HttpException (0x80004005): Authentication of viewstate failed. 1) If this is a cluster, edit <machineKey> configuration so all servers use the same validationKey and validation algorithm. AutoGenerate cannot be used in a cluster. 2) Viewstate can only be posted back to the same page. 3) The viewstate for this page might be corrupted.]
System.Web.UI.LosFormatter.Deserialize(String input) +118
System.Web.UI.Page.LoadPageStateFromPersistenceMedium() +102[HttpException (0x80004005): Invalid_Viewstate
Client IP: 219.130.150.129
Port: 2741
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; Maxthon; .NET CLR 1.0.3705; .NET CLR 1.1.4322)
ViewState: 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
Http-Referer: http://cjlnet.611.cn/Modules/Guestbooks/Post.aspx
Path: /Modules/Guestbooks/Post.aspx.]
System.Web.UI.Page.LoadPageStateFromPersistenceMedium() +443
System.Web.UI.Page.LoadPageViewState() +18
System.Web.UI.Page.ProcessRequestMain() +447
--------------------------------------------------------------------------------
版本信息: Microsoft .NET Framework 版本:1.1.4322.2032; ASP.NET 版本:1.1.4322.2032
--------------------------------------------------------------------------------无法验证数据。
说明: 执行当前 Web 请求期间，出现未处理的异常。请检查堆栈跟踪信息，以了解有关该错误以及代码中导致错误的出处的详细信息。 异常详细信息: System.Web.HttpException: 无法验证数据。源错误: 执行当前 Web 请求期间生成了未处理的异常。可以使用下面的异常堆栈跟踪信息确定有关异常原因和发生位置的信息。 堆栈跟踪:
[HttpException (0x80004005): 无法验证数据。]
System.Web.Configuration.MachineKey.GetDecodedData(Byte[] buf, Byte[] modifier, Int32 start, Int32 length, Int32& dataLength) +196
System.Web.UI.LosFormatter.Deserialize(String input) +60[HttpException (0x80004005): Authentication of viewstate failed. 1) If this is a cluster, edit <machineKey> configuration so all servers use the same validationKey and validation algorithm. AutoGenerate cannot be used in a cluster. 2) Viewstate can only be posted back to the same page. 3) The viewstate for this page might be corrupted.]
System.Web.UI.LosFormatter.Deserialize(String input) +118
System.Web.UI.Page.LoadPageStateFromPersistenceMedium() +102[HttpException (0x80004005): Invalid_Viewstate
Client IP: 219.130.150.129
Port: 2741
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; Maxthon; .NET CLR 1.0.3705; .NET CLR 1.1.4322)
ViewState: 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
Http-Referer: http://cjlnet.611.cn/Modules/Guestbooks/Post.aspx
Path: /Modules/Guestbooks/Post.aspx.]
System.Web.UI.Page.LoadPageStateFromPersistenceMedium() +443
System.Web.UI.Page.LoadPageViewState() +18
System.Web.UI.Page.ProcessRequestMain() +447
--------------------------------------------------------------------------------
版本信息: Microsoft .NET Framework 版本:1.1.4322.2032; ASP.NET 版本:1.1.4322.2032
System.Web.HttpException:错误，我还没碰到过，所以不了解