Ubiquity 1.8.5
/usr/lib/ubiquity/ubiquity/zoommap.py:333: DeprecationWarning: integer argument expected, got float
  self.big_pixbuf = self.pixbuf.scale_simple(w * 4.5, h * 4.5, gtk.gdk.INTERP_BILINEAR)
/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py:2189: GtkWarning: gtk_cell_layout_set_attributes: assertion `GTK_IS_CELL_RENDERER (cell)' failed
  self.grub_device_entry.set_text_column(0)
Exception in GTK frontend (invoking crash handler):
Traceback (most recent call last):
  File "/usr/lib/ubiquity/bin/ubiquity", line 229, in <module>
    main()
  File "/usr/lib/ubiquity/bin/ubiquity", line 224, in main
    install(args[0])
  File "/usr/lib/ubiquity/bin/ubiquity", line 68, in install
    ret = wizard.run()
  File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 428, in run
    self.progress_loop()
  File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 797, in progress_loop
    (ret, realtb))
RuntimeError: Install failed with exit code 1
Traceback (most recent call last):
  File "/usr/share/ubiquity/install.py", line 1911, in <module>
    install.run()
  File "/usr/share/ubiquity/install.py", line 419, in run
    self.configure_bootloader()
  File "/usr/share/ubiquity/install.py", line 1422, in configure_bootloader
    "GrubInstaller failed with code %d" % ret)
InstallStepError: GrubInstaller failed with code 1



Traceback (most recent call last):
  File "/usr/lib/ubiquity/bin/ubiquity", line 229, in <module>
    main()
  File "/usr/lib/ubiquity/bin/ubiquity", line 224, in main
    install(args[0])
  File "/usr/lib/ubiquity/bin/ubiquity", line 68, in install
    ret = wizard.run()
  File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 428, in run
    self.progress_loop()
  File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 797, in progress_loop
    (ret, realtb))
RuntimeError: Install failed with exit code 1
Traceback (most recent call last):
  File "/usr/share/ubiquity/install.py", line 1911, in <module>
    install.run()
  File "/usr/share/ubiquity/install.py", line 419, in run
    self.configure_bootloader()
  File "/usr/share/ubiquity/install.py", line 1422, in configure_bootloader
    "GrubInstaller failed with code %d" % ret)
InstallStepError: GrubInstaller failed with code 1