[SqlException (0x80131904): 超时时间已到。在操作完成之前超时时间已过或服务器未响应。]
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
Discuz.Data.DbHelper.ExecuteScalar(DbConnection connection, CommandType commandType, String commandText, DbParameter[] commandParameters) in E:\论坛\nng论坛\nng【李志平修改版】20191219\Discuz.Data\DbHelper.cs:1446
Discuz.Data.DbHelper.ExecuteScalar(CommandType commandType, String commandText, DbParameter[] commandParameters) in E:\论坛\nng论坛\nng【李志平修改版】20191219\Discuz.Data\DbHelper.cs:1406
Discuz.Data.SqlServer.DataProvider.AddOnlineUser(OnlineUserInfo onlineUserInfo, Int32 timeOut, Int32 deletingFrequency) in E:\论坛\nng论坛\nng【李志平修改版】20180123\Discuz.Data.SqlServer\UserManage.cs:2847
Discuz.Data.OnlineUsers.CreateOnlineUserInfo(OnlineUserInfo onlineuserinfo, Int32 timeout) in E:\论坛\nng论坛\nng【李志平修改版】20191219\Discuz.Data\DataProvider\OnlineUsers.cs:298
Discuz.Forum.OnlineUsers.CreateGuestUser(Int32 timeout) +405
Discuz.Forum.OnlineUsers.UpdateInfo(String passwordkey, Int32 timeout, Int32 uid, String passwd) +1266
Discuz.Forum.OnlineUsers.UpdateInfo(String passwordkey, Int32 timeout) +51
Discuz.Forum.PageBase..ctor() +2466
Discuz.Web.UI.TopicPage..ctor() +1041
Discuz.Web.showtopic..ctor() +607
ASP.aspx_1_showtopic_aspx..ctor() in c:\Windows\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\root\9a0fa5d6\659a6656\App_Web_x_5yijun.2.cs:0
__ASP.FastObjectFactory_app_web_x_5yijun.Create_ASP_aspx_1_showtopic_aspx() in c:\Windows\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\root\9a0fa5d6\659a6656\App_Web_x_5yijun.19.cs:0
System.Web.Compilation.BuildResultCompiledType.CreateInstance() +32
System.Web.Compilation.BuildManager.CreateInstanceFromVirtualPath(VirtualPath virtualPath, Type requiredBaseType, HttpContext context, Boolean allowCrossApp, Boolean noAssert) +119
System.Web.UI.PageHandlerFactory.GetHandlerHelper(HttpContext context, String requestType, VirtualPath virtualPath, String physicalPath) +33
System.Web.UI.PageHandlerFactory.GetHandler(HttpContext context, String requestType, String virtualPath, String path) +37
System.Web.MaterializeHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +307
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +155
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