hgview #76281 crash while browsing in curses mode [deprecated]

auc@crater2:~/src/public/hgview$ hgview -Icurses
*** failed to import extension hgext.qct: No module named qct
Traceback (most recent call last):
File "/home/auc/src/public/hgview/bin/hgview", line 33, in <module>
main()
File "/home/auc/src/public/hgview/hgviewlib/application.py", line 174, in main
sys.exit(app.exec_())
File "/home/auc/src/public/hgview/hgviewlib/curses/application.py", line 86, in exec_
out = self.mainloop.run()
File "/usr/lib/pymodules/python2.6/urwid/main_loop.py", line 170, in run
self.screen.run_wrapper(self._run)
File "/usr/lib/pymodules/python2.6/urwid/curses_display.py", line 215, in run_wrapper
return fn()
File "/usr/lib/pymodules/python2.6/urwid/main_loop.py", line 179, in _run
return self._run_screen_event_loop()
File "/usr/lib/pymodules/python2.6/urwid/main_loop.py", line 278, in _run_screen_event_loop
tm, callback, user_data = next_alarm
ValueError: need more than 2 values to unpack

prioritynormal
typebug
done in<not specified>
load0.000
load left0.000
closed by<not specified>