[InvalidOperationException: There is already an open DataReader associated with this Command which must be closed first.]
System.Data.SqlClient.SqlInternalConnectionTds.ValidateConnectionForExecute(SqlCommand command) +1647622
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.ExecuteScalar() +189
Content.GetContentTitle(Int64 cntNo) in C:\Users\rsbitar\AppData\Local\Temp\WebSitePublish\WebSite-293747970\obj\Debug\AspnetCompileMerge\Source\App_Code\Content.vb:363
Master2.Page_Load(Object sender, EventArgs e) in C:\Users\rsbitar\AppData\Local\Temp\WebSitePublish\WebSite-293747970\obj\Debug\AspnetCompileMerge\Source\Master2.master.vb:22
System.Web.UI.Control.OnLoad(EventArgs e) +97
System.Web.UI.Control.LoadRecursive() +61
System.Web.UI.Control.LoadRecursive() +134
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +693