If you install an update GAMAO software, you should know: 
1- the update is installed on the server at the beginning and after the clients will automatically update to this version 
2-If during installation prompted the password of a file, here is the procedure: leave the installation, go to the directory "Serveur HF DB __ TRS" in this directory there are files directories and one of them bears the name of your database  delete it. Then run the setup setup, it will work properly