bug adding card from deck to the first deck on the other list?

{"ops":[{"insert":"Trying to add a card from one deck to another, and it seems like the first deck on the \"other decks\" list is unable to be added to\n\n(the \"Add Card\" is greyed out)\n"},{"attributes":{"link":"https://imgur.com/a/AsoOhbM"},"insert":"https://imgur.com/a/AsoOhbM"},{"insert":"\n"}]}