Hi Ravindra, is this happening across devices and have you tried restarting your phone or logging in using a different browser? The steps outlined here can help fix the issue: https://yt.be/help/sWdH Let us know how it goes!
Looks like you've accidentally hidden your channel, here's how you can re-enable it: https://yt.be/help/icMX . Let us know if that helps!
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