I should have pointed out that the New MilkywayDataContext() contained a ConnectionString parameter from My.Settings previously. I've deleted this setting and the compiler now points to this code:

Code:
Imports System.Linq.Expressions
Imports System.Reflection


<Global.System.Data.Linq.Mapping.DatabaseAttribute(Name:="MilkywayDB")>  _
Partial Public Class MilkywayDataContext
	Inherits System.Data.Linq.DataContext
	
	Private Shared mappingSource As System.Data.Linq.Mapping.MappingSource = New AttributeMappingSource()
	
  #Region "Extensibility Method Definitions"
  Partial Private Sub OnCreated()
  End Sub
  Partial Private Sub InsertBatch(instance As Batch)
    End Sub
  Partial Private Sub UpdateBatch(instance As Batch)
    End Sub
  Partial Private Sub DeleteBatch(instance As Batch)
    End Sub
  Partial Private Sub InsertUserRole(instance As UserRole)
    End Sub
  Partial Private Sub UpdateUserRole(instance As UserRole)
    End Sub
  Partial Private Sub DeleteUserRole(instance As UserRole)
    End Sub
  Partial Private Sub InsertImage(instance As Image)
    End Sub
  Partial Private Sub UpdateImage(instance As Image)
    End Sub
  Partial Private Sub DeleteImage(instance As Image)
    End Sub
  Partial Private Sub InsertIngredient(instance As Ingredient)
    End Sub
  Partial Private Sub UpdateIngredient(instance As Ingredient)
    End Sub
  Partial Private Sub DeleteIngredient(instance As Ingredient)
    End Sub
  Partial Private Sub InsertProduct(instance As Product)
    End Sub
  Partial Private Sub UpdateProduct(instance As Product)
    End Sub
  Partial Private Sub DeleteProduct(instance As Product)
    End Sub
  Partial Private Sub InsertProductIngredient(instance As ProductIngredient)
    End Sub
  Partial Private Sub UpdateProductIngredient(instance As ProductIngredient)
    End Sub
  Partial Private Sub DeleteProductIngredient(instance As ProductIngredient)
    End Sub
  Partial Private Sub InsertStatus(instance As Status)
    End Sub
  Partial Private Sub UpdateStatus(instance As Status)
    End Sub
  Partial Private Sub DeleteStatus(instance As Status)
    End Sub
  Partial Private Sub InsertUser(instance As User)
    End Sub
  Partial Private Sub UpdateUser(instance As User)
    End Sub
  Partial Private Sub DeleteUser(instance As User)
    End Sub
  #End Region
	
	Public Sub New()
        MyBase.New(Global.MilkywayDLL.My.MySettings.Default.MilkywayDBConnectionString, mappingSource)
		OnCreated
	End Sub
How can I change the invocation to the parent constructor so it works with the connections string in the config file?