"Server execution failed" Error on RecordedMeetings

I recorded an interview with a presenter for my summit on Saturday, October 30th, When I went to check it out, I got a "Server execution failed" error. I had another file I recorded just before this one. It opened the first time I clicked on it; the second time, I got this error. I then tried opening several files I had opened in the past and got the error on every one of them. Basically, I can not open any of the recordings I have saved. HELP! I'm desperate because of my Saturday summit. I appreciate any solution.