That being said, the article DID make clear that there WAS a court order for him to disband the account, and even if he was using in all the right ways for all the right reasons, not-complying with a court order is extremely problematic.
Then her remedy is to go back to court and compel the target of the order, aka the ex-husband, to do as ordered, not to claim that a third party with no standing in the case is at fault.
If you and I contract that I will sell you may Ford Escape for five grand, and you give me five grand and I don't give you the keys, you don't go to Ford and ask them to make you a key. They will, correctly, say "....and what does this have to do with us?" when you wave the sale contract at them.