Thank you for confirming. I see that you have ibm-j2re1.6 installed, if this is the JRE used by default that may explain why Jetty 9 doesn't work as it requires Java 7 or higher. You can try removing it or setting the JAVA_HOME variable in /etc/default/jetty9 to point to /usr/lib/jvm/default-java
Emmanuel Bourg
