[InvalidOperationException: 连接未关闭。 连接的当前状态为打开。]
Data.executeData(String sql) in e:\学院网站\kjc\App_Code\Data.cs:101
ASP.global_asax.Session_Start(Object sender, EventArgs e) in e:\学院网站\kjc\Global.asax:25
System.Web.SessionState.SessionStateModule.RaiseOnStart(EventArgs e) +8866884
System.Web.SessionState.SessionStateModule.CompleteAcquireState() +237
System.Web.SessionState.SessionStateModule.BeginAcquireState(Object source, EventArgs e, AsyncCallback cb, Object extraData) +504
System.Web.AsyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +66
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +155