BT突然用不了了，请高手指点！

lupin_cn

显示如下错误
[lupin@localhost lupin]$ python /home/lupin/ABC-Linux-V.2.4.3/abc.py
Traceback (most recent call last):
  File "/home/lupin/ABC-Linux-V.2.4.3/abc.py", line 6, in ?
    from BitTorrent.download import download
  File "/home/lupin/ABC-Linux-V.2.4.3/BitTorrent/download.py", line 4, in ?
    from zurllib import urlopen
  File "/home/lupin/ABC-Linux-V.2.4.3/BitTorrent/zurllib.py", line 11, in ?
    from urllib import *
  File "/usr/lib/python2.2/urllib.py", line 26, in ?
    import socket
  File "/usr/lib/python2.2/socket.py", line 41, in ?
    from _socket import *
ImportError: /lib/libssl.so.4: undefined symbol: krb5_cc_get_principal
请问怎么办？