Traceback (most recent call last):
  File "/usr/share/avant-window-navigator/applets/file-browser-launcher/file-browser-launcher.py", line 1194, in <module>
    applet = App(awn.uid, awn.panel_id)
  File "/usr/share/avant-window-navigator/applets/file-browser-launcher/file-browser-launcher.py", line 73, in __init__
    self.icons[24]['stock_folder'] = self.theme.load_icon('stock_folder', 24, 0)
GError: Icon 'stock_folder' not present in theme