[InvalidOperationException: There is already an open DataReader associated with this Command which must be closed first.]
System.Data.SqlClient.SqlInternalConnectionTds.ValidateConnectionForExecute(SqlCommand command) +1647630
System.Data.SqlClient.SqlConnection.ValidateConnectionForExecute(String method, SqlCommand command) +91
System.Data.SqlClient.SqlCommand.ValidateCommand(String method, Boolean async) +274
System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry) +119
System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) +65
System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) +170
System.Data.SqlClient.SqlCommand.ExecuteReader() +104
Tom.Dal.DalUtility.LoadObjectListFromDatabase(SqlCommand command) in D:\AEPD\Tom.Dal\DalUtility.cs:18
Tom.Dal.DalUtility.SelectParameters(String procname) in D:\AEPD\Tom.Dal\DalUtility.cs:87
Tom.Dal.SqlHelper.ExcuteSelectObject(String procname, Object parameter) in D:\AEPD\Tom.Dal\SqlHelper.cs:29
Tom.Bll.News.Category_Top1(News_List obj) in D:\AEPD\Tom.Bll\News.cs:30
Jerry.UI.Category1.BindData() in D:\AEPD\Jerry.UI\Category.aspx.cs:29
Jerry.UI.Category1.Page_Load(Object sender, EventArgs e) in D:\AEPD\Jerry.UI\Category.aspx.cs:17
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +52
System.Web.UI.Control.OnLoad(EventArgs e) +97
Jerry.UI.Base.CmsPage.OnLoad(EventArgs e) in D:\AEPD\Jerry.UI\Base\CmsPage.cs:48
System.Web.UI.Control.LoadRecursive() +61
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +693
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