Here is a new one
Traceback (most recent call last):
File "site.py", line 58, in main
File "site-packages/calibre/utils/ipc/worker.py", line 181, in main
File "site-packages/calibre/gui2/convert/gui_conversion.py", line 25, in gui_convert
File "site-packages/calibre/ebooks/conversion/plumber.py", line 937, in run
File "site-packages/calibre/customize/conversion.py", line 204, in __call__
File "site-packages/calibre/web/feeds/input.py", line 101, in convert
File "site-packages/calibre/web/feeds/news.py", line 634, in __init__
File "/tmp/calibre_0.8.14_tmp_UHj4WF/WLfy14_recipes/recipe0.py", line 46, in get_browser
br.select_form(name='loginForm')
File "site-packages/mechanize/_mechanize.py", line 524, in select_form
FormNotFoundError: no form matching name 'loginForm'