VM arguments: -Djava.security.policy=F:\Codes\Java\Programmazione_Distribuita_Server\policy -Djava.rmi.server.codebase=http://localhost/java_classes_pd/ http server by wamp with alias. Alias /java_classes_pd "F:/Codes/Java/Programmazione_Distribuita/out/production/Programmazione_Distribuita/" Options Indexes FollowSymLinks MultiViews AllowOverride all Require local Order Deny,Allow Deny from all Allow from localhost ::1 127.0.0.1 policy grant { permission java.security.AllPermission; };