Application Error

An unexpected error has occured.

System.Web.HttpUnhandledException (0x80004005): Exception of type 'System.Web.HttpUnhandledException' was thrown. ---> System.Data.SqlClient.SqlException (0x80131904): Connection Timeout Expired.  The timeout period elapsed while attempting to consume the pre-login handshake acknowledgement.  This could be because the pre-login handshake failed or the server was unable to respond back in time.  The duration spent while attempting to connect to this server was - [Pre-Login] initialization=5; handshake=10003;  ---> System.ComponentModel.Win32Exception (0x80004005): The wait operation timed out
   at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection)
   at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection)
   at System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection)
   at System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions)
   at System.Data.ProviderBase.DbConnectionClosed.TryOpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions)
   at System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry)
   at System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry)
   at System.Data.SqlClient.SqlConnection.Open()
   at Microsoft.Practices.EnterpriseLibrary.Data.Database.GetNewOpenConnection()
   at Microsoft.Practices.EnterpriseLibrary.Data.Database.GetWrappedConnection()
   at Microsoft.Practices.EnterpriseLibrary.Data.Database.ExecuteNonQuery(DbCommand command)
   at NopSolutions.NopCommerce.DataAccess.CustomerManagement.SqlCustomerProvider.InsertCustomerSession(Guid customerSessionGuid, Int32 customerId, DateTime lastAccessed, Boolean isExpired) in C:\azbuildagent\_work\364\s\Libraries\Nop.DataAccess.SqlServer\Customer\SqlCustomerProvider.cs:line 1360
   at NopSolutions.NopCommerce.BusinessLogic.CustomerManagement.CustomerManager.InsertCustomerSession(Guid customerSessionGuid, Int32 customerId, DateTime lastAccessed, Boolean isExpired) in C:\azbuildagent\_work\364\s\Libraries\Nop.BusinessLogic\Customer\CustomerManager.cs:line 3214
   at NopSolutions.NopCommerce.BusinessLogic.NopContext.SaveSessionToDatabase() in C:\azbuildagent\_work\364\s\Libraries\Nop.BusinessLogic\NopContext.cs:line 1543
   at NopSolutions.NopCommerce.BusinessLogic.NopContext.GetSession(Boolean createInDatabase, Nullable`1 sessionId) in C:\azbuildagent\_work\364\s\Libraries\Nop.BusinessLogic\NopContext.cs:line 1583
   at NopSolutions.NopCommerce.BusinessLogic.CustomerManagement.CustomerManager.CreateAnonymousUser() in C:\azbuildagent\_work\364\s\Libraries\Nop.BusinessLogic\Customer\CustomerManager.cs:line 1309
   at NopSolutions.NopCommerce.Web.ContextTributeHelper.ValidateUser() in C:\azbuildagent\_work\364\s\Store\ContextTributeHelper.cs:line 22
   at NopSolutions.NopCommerce.Web.ContextTributeHelper.SaveContextTribute() in C:\azbuildagent\_work\364\s\Store\ContextTributeHelper.cs:line 232
   at NopSolutions.NopCommerce.Web.Default.Page_Load(Object sender, EventArgs e) in C:\azbuildagent\_work\364\s\Store\Default.aspx.cs:line 43
   at System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e)
   at System.Web.UI.Control.OnLoad(EventArgs e)
   at NopSolutions.NopCommerce.Web.BaseNopPage.OnLoad(EventArgs e) in C:\azbuildagent\_work\364\s\Store\Controls\BaseNopPage.cs:line 75
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
ClientConnectionId:47fc3d88-9c81-400f-afbe-de50138d1527
Error Number:-2,State:0,Class:11
   at System.Web.UI.Page.HandleError(Exception e)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
   at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
   at System.Web.UI.Page.ProcessRequest()
   at System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context)
   at System.Web.UI.Page.ProcessRequest(HttpContext context)
   at ASP.default_aspx.ProcessRequest(HttpContext context)
   at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step)
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)

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