deluge -u console problem when start

hi , i have download deluge-1.2.0_rc4, after that i install it in my opensuse 11.2. in graphical mode deluged and deluge run perfect, but i can’t activate webui , and can’t run it from console, when i use command

deluge -u console
i get this error

[ERROR   ] 14:18:30 ui:146 No module named curses
Traceback (most recent call last):
  File "/usr/local/lib/python2.6/site-packages/deluge-1.2.0_rc4-py2.6.egg/deluge/ui/", line 135, in __init__
    from deluge.ui.console.main import ConsoleUI
  File "/usr/local/lib/python2.6/site-packages/deluge-1.2.0_rc4-py2.6.egg/deluge/ui/console/", line 36, in <module>
    from main import start
  File "/usr/local/lib/python2.6/site-packages/deluge-1.2.0_rc4-py2.6.egg/deluge/ui/console/", line 50, in <module>
    from deluge.ui.console.eventlog import EventLog
  File "/usr/local/lib/python2.6/site-packages/deluge-1.2.0_rc4-py2.6.egg/deluge/ui/console/", line 39, in <module>
    import colors
  File "/usr/local/lib/python2.6/site-packages/deluge-1.2.0_rc4-py2.6.egg/deluge/ui/console/", line 36, in <module>
    import curses
ImportError: No module named curses
[ERROR   ] 14:18:30 ui:147 There was an error whilst launching the request UI: console
[ERROR   ] 14:18:30 ui:148 Look at the traceback above for more information.

can anybody help me to slove this problem ?