It could very well be a stall tactic, but my money is on the lawyer advising her to get someone else to represent her. Lawyers get fed up w/MLCers who can't make up their minds and won't/don't listen to their advice.
My xh did the same thing at the very end, just before finalizing the decree. My lawyer continued to move forward and we didn't lose much time until our day in court.
Continue moving forward as much as you can w/this latest development.
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.