Error when trying to copy with terminal open

[jtojnar]

When I open a terminal in one tab and then try to copy a directory using F5 in the other tab, I get the following error:

Traceback (most recent call last):
  File "/nix/store/0jfflv05qvi12cfs0bwyigvn6bdv60mw-sunflower-2020-10-03-unstable/lib/python3.8/site-packages/sunflower/accelerator_group.py", line 93, in _handle_activate
    result = callback_method(widget, label)
  File "/nix/store/0jfflv05qvi12cfs0bwyigvn6bdv60mw-sunflower-2020-10-03-unstable/lib/python3.8/site-packages/sunflower/plugins/file_list/file_list.py", line 912, in _copy_files
    self._get_other_provider().get_path()
AttributeError: 'NoneType' object has no attribute 'get_path'