vb.net database application update query

I have deployed a VB.NET web application on a Windows 2000 Server running IIS. This application runs fine except, when, I try to insert/update a record in the ACCESS .MDB database, it displays an error:

System.Data.OleDb.OleDbException: Operation must use an updateable query. at System.Data.Common.DbDataAdapter.Update(DataRow[] dataRows, DataTableMapping tableMapping) at System.Data.Common.DbDataAdapter.Update(DataSet dataSet, String srcTable) at WebApplication2.addeditbug.btnSubmit_Click(Object sender, EventArgs e