[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: TCP 提供程序, error: 0 - 由于连接方在一段时间后没有正确答复或连接的主机没有反应,连接尝试失败。)]
System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +428
System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +65
System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +117
System.Data.SqlClient.SqlConnection.Open() +122
IWMS.DAL.SqlHelper.x84a46dc89a9c670f() +37
IWMS.DAL.SqlHelper.ExecuteReader(CommandType x876516c75eb784e6, String x31b309266b0c059b, IDataParameter[] xc2c445c96bc4af23) +83
IWMS.Tools.UpdateHits.ResetHits() +1992
IWMS.Tools.UpdateHits.x703cb41a894f114f() +224
System.Threading.ThreadHelper.ThreadStart_Context(Object state) +101
System.Threading.ExecutionContext.runTryCode(Object userData) +80
System.Runtime.CompilerServices.RuntimeHelpers.ExecuteCodeWithGuaranteedCleanup(TryCode code, CleanupCode backoutCode, Object userData) +0
System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state) +102
System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state) +68
System.Threading.ThreadHelper.ThreadStart() +67
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