[VB.NET] استفسار ما هو الغلط في الكود ( الاستعلام )

كود :

  Dim conn42 As New SQLiteConnection(String.Format("Data Source= C:\LOG\{0}\DB{1}.s3db", strcallbk, bklogcontest))

            If conn42.State <> ConnectionState.Open Then conn42.Open()

            If (conn42.State = ConnectionState.Open) Then



                Dim cmd2 As New SQLiteCommand("SELECT COUNT(*) FROM DBqsos WHERE CALLop = @CALLop AND MODE=@MODE and  Band=@Band", conn42)

                cmd2.Parameters.AddWithValue("CALLop", Trim(a3))

                cmd2.Parameters.AddWithValue("mode", TextBox3.Text)

                cmd2.Parameters.AddWithValue("Band", TextBox4.Text)

                Dim rowCount As Integer = Convert.ToInt32(cmd2.ExecuteScalar())

                If rowCount <> 0 Then

                    c1 = "Work"

                Else

                    c1 = "New"

                End If



                Dim cmd22 As New SQLiteCommand("SELECT COUNT(*) FROM DBqsos country=@country AND MODE=@MODE and  Band=@Band", conn42)

                cmd22.Parameters.AddWithValue("country", Trim(country.Text))

                cmd22.Parameters.AddWithValue("mode", TextBox3.Text)

                cmd22.Parameters.AddWithValue("Band", TextBox4.Text)

                Dim rowCount1 As Integer = Convert.ToInt32(cmd22.ExecuteScalar())

                If rowCount1 <> 0 Then

                    c1 = "CW"

                Else

                    c1 = "CN"

                End If



            End If

PHP كود :

Dim cmd22 As New SQLiteCommand("SELECT COUNT(*) FROM DBqsos where country=@country AND MODE=@MODE and  Band=@Band", conn42)