<html> <head> <meta http-equiv="content-type" content="text/html; charset=utf-8"> </head> <body text="#000000" bgcolor="#FFFFFF"> Hi All, I am using ubuntu studio 18.04 2018-04-10 iso and tested my usual apps like openshot and pitivi #1. When I launched openshot and pivit apps from terminal, i could see below theme error. But changing to Numix or greybird works without any error openshot error <pre>(python3:24626): Gtk-WARNING **: 11:02:47.725: Theme parsing error: gtk.css:597:14: not a number (python3:24626): Gtk-WARNING **: 11:02:47.726: Theme parsing error: gtk.css:597:14: Expected a string. (python3:24626): Gtk-WARNING **: 11:02:47.726: Theme parsing error: gtk.css:600:17: Expected a string. Pitivi Error (pitivi:24320): Gtk-WARNING **: 10:57:32.643: Theme parsing error: gtk.css:67:29: The style property GtkStatusbar:shadow-type is deprecated and shouldn't be used anymore. It will be removed in a future version (pitivi:24320): Gtk-WARNING **: 10:57:32.647: Theme parsing error: gtk.css:597:14: not a number (pitivi:24320): Gtk-WARNING **: 10:57:32.647: Theme parsing error: gtk.css:597:14: Expected a string. #2. Openshot help tutorial next and hide tutorial buttons are not working. </pre> </body> </html>