In upgrading from drupal 4.7.0 to 4.7.1, I got the database error below. It looks like the column vid was already added and the data from uid copied as per the update code. I had to manually modify the table to make vid unique. Geoff php Date Saturday, May 27, 2006 - 21:10 User admin <http://www.greatresultsmarketing.com/?q=user/1> Location http://www.xxxxx.com/update.php?op=do_update <http://www.greatresultsmarketing.com/update.php?op=do_update> Referrer http://www.xxxxx.com/update.php?op=selection <http://www.greatresultsmarketing.com/update.php?op=selection> Message Duplicate key name 'vid' query: ALTER TABLE node ADD UNIQUE (vid) in /services/webpages/x/x/xxxx.com/public/includes/database.mysql.inc on line 120. -- Geoff Staples Warning. Use this email system for confidential communications at your own risk. The President of the United States has issued an executive order allowing the National Security Agency to surveil domestic email, telephonic communication, U. S. Mail and all other forms of communicaton. Although no communication can be guaranteed to be secure, confidential communications made in person at an unknown location arranged via pigeon carrier, smoke signal, or commercial courier are suggested.