That worked, thank you. I am having a related issue, however. I am trying to add a family member. This person had a subscription, and I cancelled it. iTunes said it expired yesterday. But again, when I try to add them, I get a message on their account that they are still a subscriber, as you can see in the screen shots. It is also odd that there are blank spaces in your error message. To be quite frank, upgrading my subscription and adding just two family members has been quite an onerous process, with me having to log in and log out on the different devices multiple times to invite, to accept, etc., and account subscription problems like this. There surely is a better way. I had actually planned on dropping the subscription entirely and using Apple Music exclusively but I had pushback from my family members.
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