Page not found (404)

Request Method: GET
Request URL: https://univcoop.or.kr/tag/%25EC%2583%2581%25EC%2584%25A4%25EC%259C%2584%25EC%259B%2590%25ED%259A%258C/
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.