Text_learner.show_results()-dataframe's header not showing "target", "pred"

Hi all,
not sure this is the expected behavior in fastai2 but when I invoke learn.show_results() (where learn=text_classifier_learner) I get the following:

According to the docs, I should get

Am I missing anything?
Thanks a lot!

Hi guys, do you have any pointers here?
I tried digging into show_results but I get lost in the stack and I somehow never reach the point where the names of the dataframe columns are set.

@muellerzr you are my hero man! My only hope here :smiley: