Thanks for reaching out. Are you facing this issue across devices? Also, try using a different browser/Incognito mode to see if that makes a difference. Keep us posted.
Hmm, to help the right team better investigate, please login to the account experiencing the issue and send a feedback report directly from YouTube: https://goo.gl/WdI0BK . You may not receive an individual response, but the details will help us identify and fix issues, thanks!