When opening Abacus Law an error shows that the server connection was lost and gives a date that Abacus will switch to read only.
Resolution:
1) Have every connected workstation exit Abacus Law and Abacus Accounting
2) ACCESS MAIN SERVER
3) Open Abacus Law (ON SERVER ONLY)
4) Select: File > Register
5) Enter account information
6) Click 'Activate'
7) You should now be able to properly access Abacus on each system (up to your maximum number of licenses)