Trial courts in most states have the authority to order the parties to mediate. Some do this as a matter of course, others on a case-by-case basis.
Whether it's proper in this particular case depends on the procedural history, which we're not privy to. Ask your divorce attorney. And if you don't have one, get one, because this is now a lawsuit, and you need representation.
This answer does not constitute legal advice and does not establish an attorney-client relationship.
Yes. It's not unusual at all.
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