java.security.AccessControlException: Access denied (java.io.FilePermission

Within your <jre location>\lib\security\java.policy try adding: grant { permission java.security.AllPermission; }; And see if it allows you. If so, you will have to add more granular permissions. See: Java 8 Documentation for java.policy files and http://java.sun.com/developer/onlineTraining/Programming/JDCBook/appA.html