Server Error in '/' Application.

There is already an open DataReader associated with this Connection which must be closed first.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: MySql.Data.MySqlClient.MySqlException: There is already an open DataReader associated with this Connection which must be closed first.

Source Error:


Line 526:        SQLStr = "SELECT SUM(PagineViste) AS TotPagine FROM  Statistiche WHERE Giorno=0 And mese =0"
Line 527:        SqlCmd = New MySql.Data.MySqlClient.MySqlCommand(SQLStr, DbCon)
Line 528:        Dr = SqlCmd.ExecuteReader
Line 529:        While Dr.Read
Line 530:            vStr = "<div class=""DivFooterCount"">" & FormatNumber(Dr("TotPagine"), 0) & "</div>"

Source File: D:\inetpub\webs\wind24it\pages\wind24.master.vb    Line: 528

Stack Trace:


[MySqlException (0x80004005): There is already an open DataReader associated with this Connection which must be closed first.]
   MySql.Data.MySqlClient.ExceptionInterceptor.Throw(Exception exception) +156
   MySql.Data.MySqlClient.MySqlConnection.Throw(Exception ex) +14
   MySql.Data.MySqlClient.MySqlCommand.CheckState() +301
   MySql.Data.MySqlClient.MySqlCommand.ExecuteReader(CommandBehavior behavior) +138
   MySql.Data.MySqlClient.MySqlCommand.ExecuteReader() +6
   _Wind24Master.Contatore() in D:\inetpub\webs\wind24it\pages\wind24.master.vb:528
   ASP.pages_wind24_master.__RenderPnlFooter(HtmlTextWriter __w, Control parameterContainer) in D:\inetpub\webs\wind24it\pages\wind24.master:182
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +270
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14
   System.Web.UI.WebControls.WebControl.RenderContents(HtmlTextWriter writer) +12
   System.Web.UI.WebControls.WebControl.Render(HtmlTextWriter writer) +32
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +129
   System.Web.UI.HtmlControls.HtmlForm.RenderChildren(HtmlTextWriter writer) +9839490
   System.Web.UI.HtmlControls.HtmlContainerControl.Render(HtmlTextWriter writer) +32
   System.Web.UI.HtmlControls.HtmlForm.Render(HtmlTextWriter output) +55
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.HtmlControls.HtmlForm.RenderControl(HtmlTextWriter writer) +43
   ASP.pages_wind24_master.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in D:\inetpub\webs\wind24it\pages\wind24.master:212
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +270
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14
   System.Web.UI.Control.Render(HtmlTextWriter writer) +12
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27
   System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +129
   System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +14
   System.Web.UI.Page.Render(HtmlTextWriter writer) +30
   System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +67
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +101
   System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +27
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1342


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4690.0