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السلام عليكم ورحمة الله وبركاتة

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Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cmdFillGrid.Click

Dim con As New OleDb.OleDbConnection

Dim dsperson As New DataSet

Dim sql As String = "SELECT ID, adduser FROM T"

con.ConnectionString = "Provider=SQLOLEDB ; workstation id=MAHMOUD; source=MAHMOUD"

'Provider='SQLOLEDB'

Try

Dim da As New OleDb.OleDbDataAdapter(sql, con)

da.Fill(dsperson, "con")

DataGrid1.DataSource = dsperson.Tables("Person")

Catch e1 As OleDb.OleDbException

Textbox1.Text = e1.Message

End Try

End Sub

لكى تظهر هذه الرسالة

Invalid authorization specification

Invalid connection string attribute