That's odd, could you try clearing your browser's cache/cookies and checking it on Incognito mode? Also, try checking it on a different browser to see if it's happening there too. Let us know how it goes.
Hmm, as a next step, please send a feedback report directly from YouTube with these steps: https://goo.gl/WdI0BK . While every individual report may not get a direct response, we do review everything and use the details to investigate and fix issues.