RED HAT AS3 中无法显示打印机设置窗口~怎么回事~

draculaxi

终端命令输入后显示
[root@Lunix ~]# /usr/bin/printconf-gui
Traceback (most recent call last):
  File "/usr/sbin/printconf-gui", line 7, in ?
    import queueTree
  File "/usr/share/printconf/util/queueTree.py", line 1236, in ?
    queueTree()
  File "/usr/share/printconf/util/queueTree.py", line 138, in __init__
    if cups_import.import_needed ():
  File "/usr/share/printconf/util/cups_import.py", line 200, in import_needed
    which = which_spooler ()
  File "/usr/share/printconf/util/cups_import.py", line 195, in which_spooler
    return which
UnboundLocalError: local variable 'which' referenced before assignment
[root@Lunix ~]#


怎么一回事~~求解