注意! 发生了错误!请把本页截图发送给您的技术维护人员
错误名称: 数据库错误
信息: 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 Provider, error: 0 - 等待的操作过时。)

详细信息

在 System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, SqlCredential credential, Object providerInfo, String newPassword, SecureString newSecurePassword, Boolean redirectedUserInstance, SqlConnectionString userConnectionOptions, SessionData reconnectSessionData, DbConnectionPool pool, String accessToken, Boolean applyTransientFaultHandling)
在 System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, DbConnectionPoolKey poolKey, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection, DbConnectionOptions userOptions)
在 System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnectionPool pool, DbConnection owningObject, DbConnectionOptions options, DbConnectionPoolKey poolKey, DbConnectionOptions userOptions)
在 System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject, DbConnectionOptions userOptions, DbConnectionInternal oldConnection)
在 System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject, DbConnectionOptions userOptions, DbConnectionInternal oldConnection)
在 System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection)
在 System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection)
在 System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection)
在 System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions)
在 System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry)
在 System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry)
在 System.Data.SqlClient.SqlConnection.Open()
在 DAL.intface.MsSql.PrepareCommand(SqlCommand cmd, SqlConnection conn, SqlTransaction trans, String cmdText, DbParameter[] cmdParms) 位置 C:\MyProjects\可道云\可道系统\DAL\intface\MsSql.cs:行号 375
在 DAL.intface.MsSql.Query(String SQLString, DbParameter[] cmdParms) 位置 C:\MyProjects\可道云\可道系统\DAL\intface\MsSql.cs:行号 174
在 DAL.DbBase.Base_GetDataInfo(DTable dtable, DValue[] dvlues, DWhere dwhere, DOrder dorder) 位置 C:\MyProjects\可道云\可道系统\DAL\DbBase.cs:行号 216
在 KeDao.kedao.CustomPage.<>c__DisplayClass0_0.b__0() 位置 C:\MyProjects\可道云\可道系统\KeDao\kedao\CustomPage.aspx.cs:行号 41
在 KeDao.CS.aspect.AspectF.<>c__DisplayClass3_0.b__0(Action work) 位置 C:\MyProjects\可道云\可道系统\KeDao\CS\aspect\AspectF.cs:行号 77

备注信息

select * from sys_page where id=@value0

@value0--Int32--26