I have a Plone site (something around 4.2.4, telling from a version.txt in the root directory) which I\'d like to update to a recent version (I found this how-t
but a better way to upgrade the existing installation is probably to get a standard buildout for the plone version you want to upgrade to, and then add your non-standard eggs to this buildout. Finally move your database and blobs over to the new installation, and follow the upgrade guide.