thank you
Object reference not set to an instance of an object
Description: HTTP 500. Error processing request.
Stack Trace:
System.NullReferenceException: Object reference not set to an instance of an object
at System.Data.Common.DbDataAdapter.Fill (System.Data.DataSet dataSet, Int32 startRecord, Int32 maxRecords, System.String srcTable, IDbCommand command, CommandBehavior behavior) [0x00000] in /usr/src/packages/BUILD/mono-2.6.1/mcs/class/System.Data/System.Data.Common/DbDataAdapter.cs:294
at Devart.Data.Oracle.OracleDataAdapter.Fill (System.Data.DataSet dataSet, Int32 startRecord, Int32 maxRecords, System.String srcTable, IDbCommand command, CommandBehavior behavior) [0x00000] in :0
at System.Data.Common.DbDataAdapter.Fill (System.Data.DataSet dataSet, System.String srcTable) [0x00000] in /usr/src/packages/BUILD/mono-2.6.1/mcs/class/System.Data/System.Data.Common/DbDataAdapter.cs:246
at (wrapper remoting-invoke-with-check) System.Data.Common.DbDataAdapter:Fill (System.Data.DataSet,string)
at System.Web.UI.WebControls.SqlDataSourceView.ExecuteSelect (System.Web.UI.DataSourceSelectArguments arguments) [0x001e1] in /usr/src/packages/BUILD/mono-2.6.1/mcs/class/System.Web/System.Web.UI.WebControls/SqlDataSourceView.cs:240
Version information: Mono Runtime Version: 2.6.1 (tarball Thu Dec 17 17:22:59 UTC 2009); ASP.NET Version: 2.0.50727.1433