Your package's translations have errors

You can check if a PO file is valid with the following command:

        msgfmt -c -o /dev/null <po file>
The following errors were found in django-cas-server 's PO files:
gettext: cas_server/locale/pt_BR/django.po: can't guess language
Please ask the translator (identified by the Last-Translator field in the PO file), the language team (identified by the Language-Team field) or debian-i18n for a fix.

Translation status of package django-cas-server

fr96.2025316455696% translated (76/79), 0% fuzzy (0/79), 3.79746835443038% untranslated (3/79),
nl100% translated (83/83), 0% fuzzy (0/83), 0% untranslated (0/83),

Generated on Fri, 28 Jan 2022 01:50:07 +0000 (db: 2022-01-27)

Comments: Debian L10N Development Team

Checkout dl10n source code