ARTIQ Dock Error

traceback.txt

===== 2015.11.17 12:11:55 =====
Traceback (most recent call last):
  File "F:\Consult\artiq\artiq\artiq\frontend\artiq_gui.py", line 147, in <modul
e>
    main()
  File "F:\Consult\artiq\artiq\artiq\frontend\artiq_gui.py", line 138, in main
    d_log0 = logmgr.first_log_dock()
  File "f:\consult\artiq\artiq\artiq\gui\log.py", line 310, in first_log_dock
    dock = self.create_new_dock(False)
  File "f:\consult\artiq\artiq\artiq\gui\log.py", line 277, in create_new_dock
    dock = LogDock(self, name, self.log_sub)
  File "f:\consult\artiq\artiq\artiq\gui\log.py", line 156, in __init__
    dockarea.Dock.__init__(self, name, label="Log", size=(1000, 300))
TypeError: __init__() got an unexpected keyword argument 'label'