my JSF web app is giving randomly error: \"zip file closed\" when accessing files (like images, css, js). It is deployed on Jetty 7. It looks like some of those files are no
This issue has been fixed in jetty-7.6.0.RC2. The bug is caused by the JVM caching jar url connection streams.
According to the bug report, you will need to also add the following to the jetty.xml:
false