Why: The Operation Couldn’t Be Completed (No Filter selected, home, mine, channelld) – YouTube
While using the YouTube app or 3rd party app for YouTube, you may receive an error when you go to view a channel you are subscribed to.
The operation couldn’t be completed. (No filter selected. Expected one of: home, mine, channelld)
You receive this error because the YouTube channel you are trying to view no longer exists. In most cases, the channel was likely deactivated by YouTube due to copyright infringement which is most likely the reason the channel still shows up in your subscribed channel view.
You can confirm the YouTube channel is deleted by logging on to YouTube on your computer and viewing the channel to see a message. In this case, the channel was deleted for the following reason.
This account has been terminated because we received multiple third-party claims of copyright infringement regarding material the user posted.