Server Error in '/' Application.

ExecuteNonQuery requires an open and available Connection. The connection's current state is closed.

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: ExecuteNonQuery requires an open and available Connection. The connection's current state is closed.

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: ExecuteNonQuery requires an open and available Connection. The connection's current state is closed.]
   System.Data.SqlClient.SqlConnection.GetOpenConnection(String method) +4941884
   System.Data.SqlClient.SqlConnection.ValidateConnectionForExecute(String method, SqlCommand command) +11
   System.Data.SqlClient.SqlCommand.ValidateCommand(String method, Boolean async) +144
   System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(DbAsyncResult result, String methodName, Boolean sendToPipe) +105
   System.Data.SqlClient.SqlCommand.ExecuteNonQuery() +137
   OutOfMyMind.DataInterface.SQL.SQLManager.EsecuzioneComando(CommandType sqlCommandType, String sqlString, DataTable sqlTableResults, SQLCommandParams commandParams) +154
   OutOfMyMind.DataInterface.SQL.SQLManager.ExecuteCommand(String sqlString, DataTable& sqlTableResults, SQLCommandParams commandParams) +60
   OutOfMyMind.DataInterface.SQL.SQLManager.ExecuteCommand(String sqlString, DataTable& sqlTableResults) +11
   ComuneTriggiano.dettaglioNews.CaricaDati(String stringaSql, PlaceHolder PlcPagina) +187
   ComuneTriggiano.dettaglioNews.Page_Load(Object sender, EventArgs e) +3115
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35
   System.Web.UI.Control.OnLoad(EventArgs e) +99
   System.Web.UI.Control.LoadRecursive() +50
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627

Version Information: Microsoft .NET Framework Version:2.0.50727.9174; ASP.NET Version:2.0.50727.9175