“/”应用程序中的服务器错误。

在与 SQL Server 建立连接时出现与网络相关的或特定于实例的错误。未找到或无法访问服务器。请验证实例名称是否正确并且 SQL Server 已配置为允许远程连接。 (provider: 命名管道提供程序, error: 40 - 无法打开到 SQL Server 的连接)

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.Data.SqlClient.SqlException: 在与 SQL Server 建立连接时出现与网络相关的或特定于实例的错误。未找到或无法访问服务器。请验证实例名称是否正确并且 SQL Server 已配置为允许远程连接。 (provider: 命名管道提供程序, error: 40 - 无法打开到 SQL Server 的连接)

源错误:


行 4309:                default: tabName = ORes.OTableName.tbProduct; break;
行 4310:            } // end switch
行 4311:            BLL.Site.IncreaseHits(oid, tabName);
行 4312:        }
行 4313:

源文件: d:\WEB_DISK\web_disk_guangwang\htdocs\Ajax.ashx    行: 4311

堆栈跟踪:


[SqlException (0x80131904): 在与 SQL Server 建立连接时出现与网络相关的或特定于实例的错误。未找到或无法访问服务器。请验证实例名称是否正确并且 SQL Server 已配置为允许远程连接。 (provider: 命名管道提供程序, error: 40 - 无法打开到 SQL Server 的连接)]
   System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +117
   System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +65
   System.Data.SqlClient.SqlConnection.Open() +122
   System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +117
   BlueCrystal.Data.DbHelper.ExecuteDataTable(DbCommand cmd) +73
   System.Data.SqlClient.SqlConnection.Open() +122
   BlueCrystal.Data.DbProvider.ExecuteDataTable(DbCommand cmd, DbTran tran) +37
   System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +117
   BlueCrystal.Data.DbProvider.ExecuteDataTable(DbCommand cmd, DbTran tran) +37
   System.Data.SqlClient.SqlConnection.Open() +122
   BlueCrystal.Data.QuerySection`1.ExcuteDataTable(QuerySection`1 query, Boolean all) +214
   System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +117
   BlueCrystal.Data.DbProvider.ExecuteNonQuery(DbCommand cmd, DbTran tran) +36
   System.Data.SqlClient.SqlConnection.Open() +122
   BlueCrystal.Data.DbBatch.Excute(DbCommand cmd) +40
   BlueCrystal.Data.DbBatch.Excute(String sql) +23
   BlueCrystal.Data.DbHelper.ExecuteDataTable(DbCommand cmd) +73
   BlueCrystal.Data.DbSession.Excute(String sql) +13
   BlueCrystal.Data.DbProvider.ExecuteDataTable(DbCommand cmd, DbTran tran) +37
   NSW.BLL.Site.IncreaseHits(Int32 oid, String tabName) +54
   BlueCrystal.Data.QuerySection`1.ExcuteDataTable(QuerySection`1 query, Boolean all) +214
   NSW.Web.Ajax.Hits() in d:\WEB_DISK\web_disk_guangwang\htdocs\Ajax.ashx:4311
   System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +117
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +181
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +75
   System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +117
   BlueCrystal.Data.DbHelper.ExecuteDataTable(DbCommand cmd) +73
   System.Data.SqlClient.SqlConnection.Open() +122
   BlueCrystal.Data.DbHelper.ExecuteDataTable(DbCommand cmd) +73
   BlueCrystal.Data.QuerySection`1.ExcuteDataTable(QuerySection`1 query, Boolean all) +214
   BlueCrystal.Data.DbProvider.ExecuteDataTable(DbCommand cmd, DbTran tran) +37
   BlueCrystal.Data.QuerySection`1.ExcuteDataTable(QuerySection`1 query, Boolean all) +344
   BlueCrystal.Data.QuerySection`1.ExcuteDataTable(QuerySection`1 query, Boolean all) +344
   BlueCrystal.Data.QuerySection`1.ToDataTable(Int32 topCount) +10
   BlueCrystal.Data.QuerySection`1.GetDataTable(QuerySection`1 query, Int32 itemCount, Int32 skipCount) +121
   NSW.Web.MAjax.ProcessRequest(HttpContext context) in d:\WEB_DISK\web_disk_guangwang\htdocs\Mobile\MAjax.ashx:60
   BlueCrystal.Data.QuerySection`1.ToDataTable(Int32 topCount) +10
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +181
   NSW.Web.Ajax.GetHistory() in d:\WEB_DISK\web_disk_guangwang\htdocs\Ajax.ashx:2648
   NSW.Web.Ajax.GetLastArticle() in d:\WEB_DISK\web_disk_guangwang\htdocs\Ajax.ashx:2528
   NSW.Web.Ajax.ProcessRequest(HttpContext context) in d:\WEB_DISK\web_disk_guangwang\htdocs\Ajax.ashx:118
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +181
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +75
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +75
   BlueCrystal.Data.QuerySection`1.ToDataTable() +50
   NSW.OConfig2.PrivateSet.get_HashExpandURL() +161
   BlueCrystal.Data.QuerySection`1.ExcuteDataTable(QuerySection`1 query, Boolean all) +344
   NSW.Web.Module.URLModule.Application_BeginRequest(Object source, EventArgs e) +1386
   System.Web.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +68
   BlueCrystal.Data.QuerySection`1.GetDataTable(QuerySection`1 query, Int32 itemCount, Int32 skipCount) +121
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +75
   BlueCrystal.Data.QuerySection`1.ToDataTable(Int32 topCount) +10
   BlueCrystal.Data.QuerySection`1.GetDataTable(QuerySection`1 query, Int32 itemCount, Int32 skipCount) +121
   NSW.Web.MAjax.GetCommentById() in d:\WEB_DISK\web_disk_guangwang\htdocs\Mobile\MAjax.ashx:469
   BlueCrystal.Data.QuerySection`1.ToDataTable(Int32 topCount) +10
   NSW.Web.Ajax.getnewproduct() in d:\WEB_DISK\web_disk_guangwang\htdocs\Ajax.ashx:4900
   NSW.Web.MAjax.ProcessRequest(HttpContext context) in d:\WEB_DISK\web_disk_guangwang\htdocs\Mobile\MAjax.ashx:60
   NSW.Web.Ajax.ProcessRequest(HttpContext context) in d:\WEB_DISK\web_disk_guangwang\htdocs\Ajax.ashx:198
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +181
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +181
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +75


版本信息: Microsoft .NET Framework 版本:2.0.50727.9035; ASP.NET 版本:2.0.50727.9031