You will need to consult with an attorney.
There are lots of questions - is this your personal advisor? An advisor for the whole plan? An advisor the school hired?
Not all plan advisors have the authority from the plan to actually move money. Some will help participants pick investments, fill out investment change forms etc, but in those cases it's the participant actually making the change, or instructing the financial institution to move the money from one fund to another.
Also, there were 6 years from 2009 - 2015, and 4 years from 2015 to 2019, one of the first questions asked will be why didn't you notice the issue sooner?