During the post-migration phase of updating our JavaScript library, we noticed random 404 errors in our SEO tools and Google Search Console. The strange part?

Google's John Mueller explains when it's useful to fix 404 errors from inbound links and when it's a waste of time ...

Google's Gary Illyes answered a question about a ranking drop that appeared to be connected to 404 page not found errors ...

To fix this error, you can clear your browser cache or cookies, disable extensions, temporarily disable antivirus, update your browser, restart Crunchyroll, etc.