VBA On Load User Type Not Defined error

Option Compare Database

Dim RS As ADODB.Recordset

Private Sub Form_Load()
Dim RS As ADODB.Recordset

Set RS = New ADODB.Recordset
RS.Open Me.RecordSource, CurrentProject.Connection, adOpenStatic, adLockOptimistic
If RS.RecordCount = 0 Then
    MsgBox "There are no existing records to edit! Please go to the add form to create some!"
End If

End Sub

I get error messgae user defined type not defined?
Laurie VAsked:
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Juan OcasioApplication DeveloperCommented:
You may be missing a reference.
1. You have to add reference :
2. I'm not sure about this code. Is need to add?:
Dim CON As ADODB.Connection
Set con = New ADODB.Connection
With con
.ConnectionString = "Provider=YourDB;User ID=UserName;Password=password"
End With

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