Traceback (most recent call last):
  File "/usr/lib/unity-lens-video/unity-lens-video", line 164, in on_search_changed
    self.update_results_model(search_string, model, 'lens')
  File "/usr/lib/unity-lens-video/unity-lens-video", line 188, in update_results_model
    result_set_oncomputer.remove(recent_item)
ValueError: list.remove(x): x not in list