[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.DbConnectionPool.CreateObject(DbConnection owningObject) +6320936
System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +88
System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +124
System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject) +81
System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +1657
System.Data.SqlClient.SqlConnection.Open() +258
System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +124
System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +6324359
System.Data.SqlClient.SqlConnection.Open() +258
Microsoft.Practices.EnterpriseLibrary.Data.Database.GetNewOpenConnection() +242
Microsoft.Practices.EnterpriseLibrary.Data.Database.GetOpenConnection(Boolean disposeInnerConnection) +74
Microsoft.Practices.EnterpriseLibrary.Data.Database.ExecuteReader(DbCommand command) +48
PowerEasy.Framework.Database.DBHelper.ExecuteReader(CommandType commandType, String strCommand, Parameters cmdParams) +185
PowerEasy.Module.General.DataAccess.Contents.NodesDal.GetNodeById(Int32 nodeId) +174
PowerEasy.Module.General.BusinessLogic.Contents.Nodes.GetCacheNodeById(Int32 nodeId) +327
PowerEasy.Module.General.WebSite.Category..ctor() +104
ASP.category_aspx..ctor() +18
__ASP.FastObjectFactory_app_web_xodjymoh.Create_ASP_category_aspx() +31
System.Web.Compilation.BuildManager.CreateInstanceFromVirtualPath(VirtualPath virtualPath, Type requiredBaseType, HttpContext context, Boolean allowCrossApp, Boolean noAssert) +138
System.Web.UI.PageHandlerFactory.GetHandlerHelper(HttpContext context, String requestType, VirtualPath virtualPath, String physicalPath) +50
Microsoft.Practices.EnterpriseLibrary.Data.Database.GetNewOpenConnection() +242
Microsoft.Practices.EnterpriseLibrary.Data.Database.GetOpenConnection(Boolean disposeInnerConnection) +74
Microsoft.Practices.EnterpriseLibrary.Data.Database.ExecuteScalar(DbCommand command) +45
System.Web.MapHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +142
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +263
PowerEasy.Framework.Database.DBHelper.Exists(CommandType commandType, String strCommand, Parameters cmdParams) +116
PowerEasy.Module.General.DataAccess.Accessories.SourceDal.ExistsPassedSource(String sourceName) +112
PowerEasy.Module.General.BusinessLogic.Accessories.Source.ExistsPassedSource(String sourceName) +99
PowerEasy.Module.General.WebSite.Common.ShowCopyFrom.OnInitTemplateContext() +93
PowerEasy.Foundation.Web.UI.TemplatePage.OnPreInit(EventArgs e) +268
System.Web.UI.Page.PerformPreInit() +42
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1256
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