That would be great Ken. But Even after my fix the EDL affects the slider no matter what passes I create. But that will be for another day ;-). Kind Regards, Richard. -- View this message in context: http://vtk.1045678.n5.nabble.com/EDL-on-VTK7-tp5736766p5736817.html Sent from the VTK - Users mailing list archive at Nabble.com.