Operation must use updatable query

[skid_myanmar]

Hi gurus,
Please explain me about it and tell me how to correct

Server Error in '/DetailUsageViewer' Application.
Operation must use an updateable query.
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.Data.OleDb.OleDbException: Operation must use an updateable query.

Source Error:

Line 18: com.CommandType = CommandType.Text;
Line 19: con.Open();
Line 20: com.ExecuteNonQuery();
Line 21: con.Close();
Line 22: label.InnerText="OK";


Source File: d:\inetpub\wwwroot\DetailUsageViewer\testasp1.aspx    Line: 20

Stack Trace:

[OleDbException (0x80004005): Operation must use an updateable query.]
   System.Data.OleDb.OleDbCommand.ExecuteCommandTextErrorHandling(Int32 hr) +41
   System.Data.OleDb.OleDbCommand.ExecuteCommandTextForSingleResult(tagDBPARAMS dbParams, Object& executeResult) +174
   System.Data.OleDb.OleDbCommand.ExecuteCommandText(Object& executeResult) +92
   System.Data.OleDb.OleDbCommand.ExecuteCommand(CommandBehavior behavior, Object& executeResult) +65
   System.Data.OleDb.OleDbCommand.ExecuteReaderInternal(CommandBehavior behavior, String method) +112
   System.Data.OleDb.OleDbCommand.ExecuteNonQuery() +67
   ASP.TestAsp1_aspx.Page_Load(Object sender, EventArgs arg) in d:\inetpub\wwwroot\DetailUsageViewer\testasp1.aspx:20
   System.Web.UI.Control.OnLoad(EventArgs e) +67
   System.Web.UI.Control.LoadRecursive() +35
   System.Web.UI.Page.ProcessRequestMain() +731