org.netbeans.ExitSecurityException: Illegal attempt to exit early
        at org.netbeans.TopSecurityManager.checkExitImpl(TopSecurityManager.java:190)
        at org.netbeans.TopSecurityManager$PrivilegedCheck.run(TopSecurityManager.java:660)
        at java.security.AccessController.doPrivileged(AccessController.java:0)
        at org.netbeans.TopSecurityManager$PrivilegedCheck.check(TopSecurityManager.java:685)
        at org.netbeans.TopSecurityManager$PrivilegedCheck.checkExit(TopSecurityManager.java:673)
        at org.netbeans.TopSecurityManager.checkExit(TopSecurityManager.java:151)
        at java.lang.Runtime.exit(Runtime.java:88)
        at java.lang.System.exit(System.java:869)
        at org.netbeans.core.startup.TopThreadGroup.run(TopThreadGroup.java:119)
        at java.lang.Thread.run(Thread.java:613)