When page caching is turned on (hst:cacheable=true), resource url request causes exception.

Exception logged as follows (if you visit the home page from the testsuite and keep the page for 1 minute):

[INFO] [talledLocalContainer] 2013-03-22 00:35:13,496 WARN [http-8080-2] [org.hippoecm.hst.container.HstFilter.doFilter():518] org.hippoecm.hst.core.container.ContainerException for '/site/_hn:resource%7Cr28_r3%7C': 'org.hippoecm.hst.core.container.ContainerException: org.hippoecm.hst.core.container.ContainerException: Response already committed after doing buildPageInfo but before writing response from PageInfo.'
[WARNING] [talledLocalContainer] Mar 22, 2013 12:35:13 AM org.apache.catalina.core.StandardWrapperValve invoke
[WARNING] [talledLocalContainer] SEVERE: Servlet.service() for servlet default threw exception
[WARNING] [talledLocalContainer] java.lang.IllegalStateException
[WARNING] [talledLocalContainer] at org.apache.catalina.connector.ResponseFacade.sendError(ResponseFacade.java:421)
[WARNING] [talledLocalContainer] at org.hippoecm.hst.container.HstFilter.sendError(HstFilter.java:774)
[WARNING] [talledLocalContainer] at org.hippoecm.hst.container.HstFilter.doFilter(HstFilter.java:520)
[WARNING] [talledLocalContainer] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
[WARNING] [talledLocalContainer] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
[WARNING] [talledLocalContainer] at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
[WARNING] [talledLocalContainer] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
[WARNING] [talledLocalContainer] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
...