Make sure you do not have a custom filter turned on that is filtering out all the players. This is the second filter button above where the players should be listed. Click on it - if the 'clear filter' selection is available, click on it to clear it out.
These filters can be problematic as they carryover from other screens even if you reload a different league.
Here is a link to the online manual about free agency; it tells you where it can be enabled/disabled:
http://www.ootpdevelopments.com/docu...ge=free_agency