implemented change from SO answer, still no luck

src/main/scala/com/typesafe/slick/examples/lifted/MultiDBCakeExample.scala

@@ -58,7 +58,7 @@ trait UserComponent { this: Profile with PictureComponent => //requires Profile
 
     def userAndPicById = for {
       id <- Parameters[Int]
-      user <- this if user.id === id
+      user <- Query(Users) if user.id === id
     } yield justNameAndPicId
   }
 }