So something like snapshot would be a good solution, but obviously only the base system should work, because no one want to be ready to restore your documents in a rudimentary level. So it should not touch the installation scripts, but the upgrade process to start and should be listen to the file-level changes. >From these could provide a snapshot, which can then back up could be put. If any modification is thus working, then there is no incompatibility between versions, since save a snapshot of either the total variability.
Greetings hz -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected] Archive: http://lists.debian.org/[email protected]

