Clicking course name after creating a new quiz, leads to 404 page

[iPegii]

After creating quiz successfully, and trying to click the course name (link) back to the course page. It leads to "404 | This page could not be found."

Random stuff that might help

curl 'https://quizzes.mooc.fi/courses/a2e9030e-e9aa-4472-9af7-6d2703f9edae'
-H 'authority: quizzes.mooc.fi'
-H 'pragma: no-cache'
-H 'cache-control: no-cache'
-H 'upgrade-insecure-requests: 1'
-H 'user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.141 Safari/537.36'
-H 'accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,/;q=0.8,application/signed-exchange;v=b3;q=0.9'
-H 'sec-fetch-site: same-origin'
-H 'sec-fetch-mode: navigate'
-H 'sec-fetch-user: ?1'
-H 'sec-fetch-dest: document'
-H 'referer: https://quizzes.mooc.fi/courses/a2e9030e-e9aa-4472-9af7-6d2703f9edae/quizzes/new'
-H 'accept-language: fi-FI,fi;q=0.9,en-US;q=0.8,en;q=0.7,no;q=0.6' \