IllegalStateException using CompressionFilter with Tomcat 7.0.21/22

Hi, We are running Tomcat 6. 0.32 with jdk1.6.0_26 on Solaris 10, mod_ajp and Apache 2.2.21 in our production environment and are looking to upgrade to Tomcat 7 but have run into a problem with the CompressionFilter (an older version of the Amy Roh one) causing this exception: SEVERE:

Re: IllegalStateException using CompressionFilter with Tomcat 7.0.21/22

2011/10/4 Kari Scott kari.sc...@cdw.com: SEVERE: Servlet.service() for servlet [jsp] in context with path [] threw exception [java.lang.IllegalStateException: getWriter() has already been called for this response] with root cause java.lang.IllegalStateException: getWriter() has already been