First create solution

Nuvolar.Module.Win/XAFHelpers/XAFPrintHelperWin.vb

@@ -0,0 +1,16 @@
+Imports System.IO
+Imports DevExpress.Data.Filtering
+Imports DevExpress.ExpressApp
+Imports DevExpress.ExpressApp.Xpo
+Imports DevExpress.Persistent.BaseImpl
+
+Public Class XAFPrintHelperWin
+    Inherits Nuvolar.Module.XAFPrintHelper
+
+    Public Sub New(XPOObjectSpace As XPObjectSpace, Frame As Frame, ReportData As ReportData, CriteriaOperator As CriteriaOperator)
+        MyBase.New(XPOObjectSpace, Frame, ReportData, CriteriaOperator)
+    End Sub
+    Public Overrides Function GeneratePDF() As MemoryStream
+        Return MyBase.GeneratePDF()
+    End Function
+End Class