It is important to gather information before updating/migrating any websites or modifying any makefiles.
- Read the release notes of the Koumbit Platforms (kplatforms) project.
- Read the Security advisories from the Drupal Security team:
- Read the release notes of all modules and themes that will be updated. Use your sentinel websites and their report at 'admin/reports/updates'.
- Follow up your own issues on drupal.org: http://drupal.org/project/issues/user?text=&projects=&status=All&priorit....