Installing the FileCacheManager Product You will need Zope version 2.7.1 or higher! First, unzip and untar the compressed surce file into a place where Zope can find it, namely the "Products" directory. $ cp FileCacheManager-xyz.tgz /lib/python/Products $ cd /lib/python/Products $ tar zxvf FileCacheManager-xyz.tgz Do not forget to restart Zope afterwards. See README.txt for any other dependencies and requirements.