Page not found (404)

Request Method: GET
Request URL: https://univcoop.or.kr/tag/%25EC%259D%25B8%25EC%2588%2598%25EC%259D%25B8%25EA%25B3%2584/
Raised by: blog.views.TagPostListView

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.