[Win32Exception (0x80004005): 找不到网络路径。]
[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: Named Pipes Provider, error: 40 - 无法打开到 SQL Server 的连接)]
System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection) +350
System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection) +156
System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) +268
System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +314
System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry) +204
System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry) +428
System.Data.SqlClient.SqlConnection.Open() +130
Dapper.SqlMapper.ExecuteScalarImpl(IDbConnection cnn, CommandDefinition& command) +288
DapperExtension.Core.DbManage.ExecuteScalar(String sql, Object param, Nullable`1 commandType) +189
Repository.BlackListRepo.GetCount(String where, Object param) in E:\阅读项目\中心站\YueDu_Notice\Repository\BlackListRepo.cs:26
Service.BlackListService.GetCount(String where, Object param) in E:\阅读项目\中心站\YueDu_Notice\Service\BlackListService.cs:20
Component.Handler.FilterModule.context_BeginRequest(Object sender, EventArgs e) in E:\阅读项目\中心站\YueDu_Notice\Component\Handler\FilterModule.cs:35
System.Web.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +139
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +91
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