diff --git a/Fwk/AppFwk/cafProjectDataModel/cafPdmDocument.h b/Fwk/AppFwk/cafProjectDataModel/cafPdmDocument.h
index a46a592a05..4fb204edd1 100644
--- a/Fwk/AppFwk/cafProjectDataModel/cafPdmDocument.h
+++ b/Fwk/AppFwk/cafProjectDataModel/cafPdmDocument.h
@@ -75,38 +75,7 @@ public:
     }
 
     template <typename T>
-    void createCopyByType(std::vector<PdmPointer<T> >* copyOfTypedObjects) const
-    {
-        std::vector<PdmPointer<T> > sourceTypedObjects;
-        objectsByType(&sourceTypedObjects);
-
-        QString encodedXml;
-        {
-            // Write original objects to XML file
-            PdmObjectGroup typedObjectGroup;
-            for (size_t i = 0; i < sourceTypedObjects.size(); i++)
-            {
-                typedObjectGroup.addObject(sourceTypedObjects[i]);
-                PdmDocument::setupBeforeSaveTraversal(sourceTypedObjects[i]);
-            }
-
-            QXmlStreamWriter xmlStream(&encodedXml);
-            xmlStream.setAutoFormatting(true);
-
-            typedObjectGroup.writeFields(xmlStream);
-        }
-
-        // Read back XML into object group, factory methods will be called that will create new objects
-        PdmObjectGroup destinationObjectGroup;
-        QXmlStreamReader xmlStream(encodedXml);
-        destinationObjectGroup.readFields(xmlStream);
-        
-        for (size_t it = 0; it < destinationObjectGroup.objects.size(); it++)
-        {
-            T* obj = dynamic_cast<T*>(destinationObjectGroup.objects[it]);
-            if (obj) copyOfTypedObjects->push_back(obj);
-        }
-    }
+    void createCopyByType(std::vector<PdmPointer<T> >* copyOfTypedObjects) const;
 };
 
 //==================================================================================================
@@ -135,6 +104,44 @@ class PdmDocument: public PdmObjectGroup
 };
 
 
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+template <typename T>
+void PdmObjectGroup::createCopyByType(std::vector<PdmPointer<T> >* copyOfTypedObjects) const
+{
+    std::vector<PdmPointer<T> > sourceTypedObjects;
+    objectsByType(&sourceTypedObjects);
+
+    QString encodedXml;
+    {
+        // Write original objects to XML file
+        PdmObjectGroup typedObjectGroup;
+        for (size_t i = 0; i < sourceTypedObjects.size(); i++)
+        {
+            typedObjectGroup.addObject(sourceTypedObjects[i]);
+            PdmDocument::setupBeforeSaveTraversal(sourceTypedObjects[i]);
+        }
+
+        QXmlStreamWriter xmlStream(&encodedXml);
+        xmlStream.setAutoFormatting(true);
+
+        typedObjectGroup.writeFields(xmlStream);
+    }
+
+    // Read back XML into object group, factory methods will be called that will create new objects
+    PdmObjectGroup destinationObjectGroup;
+    QXmlStreamReader xmlStream(encodedXml);
+    destinationObjectGroup.readFields(xmlStream);
+
+    for (size_t it = 0; it < destinationObjectGroup.objects.size(); it++)
+    {
+        T* obj = dynamic_cast<T*>(destinationObjectGroup.objects[it]);
+        if (obj) copyOfTypedObjects->push_back(obj);
+    }
+}
+
+
 
 } // End of namespace caf