Edgy Kubuntu beta1: ubiquity crash on asus w5f

Binary package hint: ubiquity

ubiquity crashes during hardware configuration on laptop asus w5f.
on knot 3 everything was ok.

here is the error message:

Traceback (most recent call last):
  File "/usr/bin/ubiquity", line 157, in ?
    main()
  File "/usr/bin/ubiquity", line 152, in main
    install(sys.argv[1])
  File "/usr/bin/ubiquity", line 57, in install
    ret = wizard.run()
  File "/usr/lib/ubiquity/ubiquity/frontend/kde-ui.py", line 341, in run
    self.process_step()
  File "/usr/lib/ubiquity/ubiquity/frontend/kde-ui.py", line 803, in process_step
    self.progress_loop()
  File "/usr/lib/ubiquity/ubiquity/frontend/kde-ui.py", line 581, in progress_loop
    raise RuntimeError, ("Install failed with exit code %s\n%s" %
RuntimeError: Install failed with exit code 1
Traceback (most recent call last):
  File "/usr/share/ubiquity/install.py", line 1377, in ?
    install.run()
  File "/usr/share/ubiquity/install.py", line 356, in run
    self.configure_hardware()
  File "/usr/share/ubiquity/install.py", line 904, in configure_hardware
    raise InstallStepError("HwDetect failed with code %d" % ret)
InstallStepError: HwDetect failed with code 10