Page not found (404)

Request Method: GET
Request URL: https://weblate.appinventor.mit.edu/projects/appinventor/blockly-messages-json/
Raised by: weblate.trans.views.basic.show_component

No Component matches the given query.

You're seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.