Drupal 6, Safari 3
Go to:
Home > Administer > Store administration > Products > Manage classes > (Create & Save new class with attributes. Has same name as previously deleted class)
Then
Home > Administer > Store administration > Products > Manage classes > View products
Causes error with multiple lines like this:
user warning: Unknown column 'delta' in 'order clause' query: SELECT * FROM content_field_image_cache WHERE vid = 109 ORDER BY delta in /public_html/mysite.co.uk/drupal/sites/all/modules/cck/content.module on line 979.
Refreshing the page gets rid of it.

