Server Error in '/pagineinterne' Application.

Connection must be valid and open.

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: System.InvalidOperationException: Connection must be valid and open.

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[InvalidOperationException: Connection must be valid and open.]
   MySql.Data.MySqlClient.Interceptors.ExceptionInterceptor.Throw(Exception exception) +174
   MySql.Data.MySqlClient.MySqlConnection.Throw(Exception ex) +14
   MySql.Data.MySqlClient.MySqlCommand.Throw(Exception ex) +16
   MySql.Data.MySqlClient.MySqlCommand.CheckState() +154
   MySql.Data.MySqlClient.MySqlCommand.ExecuteReader(CommandBehavior behavior) +139
   MySql.Data.MySqlClient.MySqlCommand.ExecuteReader() +6
   PortaleConsiglio.Portale.HomeAgendaT.RecuperaAppuntamentiTamplenizza(Int32 meseSelezionato, Int32 annoSelezionato) in d:\PortaleConsiglio2020\Portale\HomeAgendaT.aspx.cs:719
   PortaleConsiglio.Portale.HomeAgendaT.RecuperaAppuntamenti(Int32 meseSelezionato, Int32 annoSelezionato) in d:\PortaleConsiglio2020\Portale\HomeAgendaT.aspx.cs:653
   PortaleConsiglio.Portale.HomeAgendaT.Page_Load(Object sender, EventArgs e) in d:\PortaleConsiglio2020\Portale\HomeAgendaT.aspx.cs:159
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +51
   System.Web.UI.Control.OnLoad(EventArgs e) +92
   System.Web.UI.Control.LoadRecursive() +54
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +772


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.34209