Server Error in '/' Application.

Error occurred during a cryptographic operation.

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.Security.Cryptography.CryptographicException: Error occurred during a cryptographic operation.

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[CryptographicException: Error occurred during a cryptographic operation.]
   System.Web.Security.Cryptography.HomogenizingCryptoServiceWrapper.HomogenizeErrors(Func`2 func, Byte[] input) +115
   System.Web.Security.Cryptography.HomogenizingCryptoServiceWrapper.Unprotect(Byte[] protectedData) +70
   System.Web.Security.FormsAuthentication.Decrypt(String encryptedTicket) +9777170
   Umbraco.Core.StringExtensions.DecryptWithMachineKey(String value) +170
   Umbraco.Web.Mvc.RenderRouteHandler.GetFormInfo(RequestContext requestContext) +350
   Umbraco.Web.Mvc.RenderRouteHandler.GetHandlerForRoute(RequestContext requestContext, PublishedContentRequest publishedContentRequest) +55
   Umbraco.Web.Mvc.RenderRouteHandler.GetHttpHandler(RequestContext requestContext) +114
   System.Web.Routing.UrlRoutingModule.PostResolveRequestCache(HttpContextBase context) +9967711
   Umbraco.Web.UmbracoModule.RewriteToUmbracoHandler(HttpContextBase context, PublishedContentRequest pcr) +163
   Umbraco.Web.UmbracoModule.ProcessRequest(HttpContextBase httpContext) +417
   Umbraco.Web.UmbracoModule.<Init>b__8(Object sender, EventArgs e) +80
   System.Web.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +141
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +48
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +71


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3930.0