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\root\dacacf13\875c7a52\App_Web_f6jvdcwc.0.cs Line: 0 Stack Trace: [ViewStateException: Invalid viewstate. Client IP: 1.187.163.30 Port: 63510 User-Agent: Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.110 Safari/537.36 ViewState: /wEPDwUJNDAzMDExNTM5D2QWAmYPZBYCAgMPZBYCAgEPZBYEAhMPDxYIHgRUZXh0BXlSRVNVTUUgUkVRVUlSRUQgRlJPTSBGUkVTSCBFTkdJTkVFUklORyBHUkFEVUFURVMgQkFUQ0ggMjAxMiBBTkQgMjAxMy5CcmFuY2g6IEVDRSxDU0UsSVQsUExFQVNFIFNVQk1JVCBSRVNVTUUgSU1NRURJQVRFTFkuHglGb3JlQ29sb3IKJR4EXyFTQgIEHgdWaXNpYmxlZ2RkAhQPFgIfA2dkGAEFHl9fQ29udHJvbHNSZXF1aXJlUG9zdEJhY2tLZXlfXxYCBSNjdGwwMCRDb250ZW50UGxhY2VIb2xkZXIxJEJ0blNlYXJjaAUjY3RsMDAkQ29udGVudFBsYWNlSG9sZGVyMSRCdG5NbG9naW6qK1NI/GqZodgnanPVCdn7lZTazw== Referer: http://firstcareer.in/ Path: /Default.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) +106 System.Web.UI.ViewStateException.ThrowMacValidationError(Exception inner, String persistedState) +14 System.Web.UI.ObjectStateFormatter.Deserialize(String inputString) +237 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() +207 System.Web.UI.Page.LoadPageStateFromPersistenceMedium() +105 System.Web.UI.Page.LoadAllState() +43 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +6785 System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +242 System.Web.UI.Page.ProcessRequest() +80 System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context) +21 System.Web.UI.Page.ProcessRequest(HttpContext context) +49 ASP.default_aspx.ProcessRequest(HttpContext context) in c:\windows\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\root\dacacf13\875c7a52\App_Web_f6jvdcwc.0.cs:0 System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +181 System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +75 ________________________________________ Version Information: Microsoft .NET Framework Version:2.0.50727.5466; ASP.NET Version:2.0.50727.
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