Recipe 44: Upgrade Date and Calendar modules

Note

Ingredients

Date 2.x module: http://drupal.org/project/date

Calendar 2.x module: http://drupal.org/project/calendar

Backup and Migrate module (Optional): http://drupal.org/project/backup_migrate

There are some pronounced differences between 1.x and 2.x versions for both the Date and Calendar modules. The details are documented in the release notes at http://drupal.org/node/70963/release, and http://drupal.org/node/92594/release.

This recipe is applicable if you are currently using Calendar 5.x-1.x and Date 5.x-1.x and wish to upgrade to Calendar 5.x-2.x and Date 5.x-2.x. It is also more widely applicable to other module upgrades.

The general practice for upgrading Drupal and its contributed modules is to replace the old code with the new and visit http://YOURSITE.com/update.php. However, there are prerequisite steps to ensure success. Back up the web site first (including both the files and the database). Be sure that the backups are not in a...