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raceback (most recent call last):
File "/usr/lib/ubiquity/plugins/ubi-partman.py", line 1298, in on_partition_list_new_activate
self.partman_dialog(devpart, partition)
File "/usr/lib/ubiquity/ubiquity/plugin.py", line 48, in wrapper
return target(self, *args, **kwargs)
File "/usr/lib/ubiquity/plugins/ubi-partman.py", line 961, in partman_dialog
if create and partition['parted']['type'] == 'pri/log':
TypeError: 'NoneType' object is not subscriptable