等待操作过时

[Win32Exception (0x80004005): 等待的操作过时,]。

System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection) +347。

System.Data.ProviderBase.DbConnectionClosed.TryOpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +21。

Kesion.DataBase.DBHelper.ExecuteDataset(String connectionString, CommandType commandType, String commandText, DbParameter[] commandParameters) +67。

Kesion.DataBase.DBHelper.ExecuteDataset(CommandType commandType, String commandText) +27。

Kesion.NET.WebSite.Index.Page_Load(Object sender, EventArgs e) +。

System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +51。

System.Web.UI.Control.OnLoad(EventArgs e) +95。

System.Web.UI.Control.LoadRecursive() +59。