java.lang.NullPointerException
	at org.eclipse.wtp.releng.www.protocol.http.Handler.releasePrintWriter(Handler.java:86)
	at org.eclipse.wtp.releng.www.protocol.http.Handler.openConnection(Handler.java:160)
	at java.net.URL.openConnection(URL.java:957)
	at org.eclipse.wst.internet.cache.internal.Cache.cacheResource(Cache.java:198)
	at org.eclipse.wst.internet.cache.internal.Cache.getResource(Cache.java:137)
	at org.eclipse.wst.internet.cache.internal.CacheJob.run(CacheJob.java:66)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)