Application Error

An unexpected error has occured.

System.Web.HttpUnhandledException (0x80004005): Exception of type 'System.Web.HttpUnhandledException' was thrown. ---> System.Exception: Commerce.Nop_TopicLoadByPrimaryKey
	@RETURN_VALUE='', 	@StoreId='8707', 	@TopicID='1', <br />
 ---> System.Data.SqlClient.SqlException: 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=11; handshake=9985;  ---> System.ComponentModel.Win32Exception: The wait operation timed out
   --- End of inner exception stack trace ---
   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.ExecuteReader(DbCommand command)
   at NopSolutions.NopCommerce.DataAccess.StoreExtensions.ExecuteReaderEx(Database db, DbCommand command) in C:\azbuildagent\_work\364\s\Libraries\Nop.DataAccess.SqlServer\NopSqlDataHelper.cs:line 622
   --- End of inner exception stack trace ---
   at NopSolutions.NopCommerce.DataAccess.StoreExtensions.ExecuteReaderEx(Database db, DbCommand command) in C:\azbuildagent\_work\364\s\Libraries\Nop.DataAccess.SqlServer\NopSqlDataHelper.cs:line 637
   at NopSolutions.NopCommerce.DataAccess.Content.Topics.SqlTopicProvider.GetTopicById(Int32 topicId) in C:\azbuildagent\_work\364\s\Libraries\Nop.DataAccess.SqlServer\Content\Topics\SqlTopicProvider.cs:line 125
   at NopSolutions.NopCommerce.BusinessLogic.Content.Topics.TopicManager.GetTopicById(Int32 topicId) in C:\azbuildagent\_work\364\s\Libraries\Nop.BusinessLogic\Content\Topics\TopicManager.cs:line 159
   at NopSolutions.NopCommerce.BusinessLogic.SEO.Sitemaps.SitemapGenerator.WriteCustomerService() in C:\azbuildagent\_work\364\s\Libraries\Nop.BusinessLogic\SEO\Sitemaps\SitemapGenerator.cs:line 134
   at NopSolutions.NopCommerce.BusinessLogic.SEO.Sitemaps.SitemapGenerator.GenerateUrlNodes(String type) in C:\azbuildagent\_work\364\s\Libraries\Nop.BusinessLogic\SEO\Sitemaps\SitemapGenerator.cs:line 51
   at NopSolutions.NopCommerce.BusinessLogic.SEO.Sitemaps.BaseSitemapGenerator.Generate(String type, Stream stream) in C:\azbuildagent\_work\364\s\Libraries\Nop.BusinessLogic\SEO\Sitemaps\BaseSitemapGenerator.cs:line 83
   at NopSolutions.NopCommerce.BusinessLogic.SEO.Sitemaps.BaseSitemapGenerator.Generate(String type) in C:\azbuildagent\_work\364\s\Libraries\Nop.BusinessLogic\SEO\Sitemaps\BaseSitemapGenerator.cs:line 63
   at NopSolutions.NopCommerce.Web.SitemapSEOPage.Page_Load(Object sender, EventArgs e) in C:\azbuildagent\_work\364\s\Store\Store-SitemapSEO.aspx.cs:line 15
   at System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e)
   at System.Web.UI.Control.OnLoad(EventArgs e)
   at System.Web.UI.Control.LoadRecursive()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
   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.store_sitemapseo_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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