Why do my videos do not show up although I do everything correctly?

Question

It always doesn't load
https://code.sololearn.com/WxQRU1QA1bY9/?ref=app

Answer 1

Not a sololearn only problem. You have to allow cross origin stuff in any case when not linking but embedded. See e.g. https://stackoverflow.com/questions/55145756/x-frame-options-sameorigin-error-in-an-iframe-from-different-subdomain-using-spr

Answer 2

BeegCat But why does sololearn block the request? This really sucks man!

Answer 3

And by the way: Scrap the notion of nation. Not just yours or mine. One world one people.