Chapter 14. Working with Taxonomy, Page 337

Thu, 07/23/2009 - 5:33am — soxofaan
Location on the page: 
code listing of _image_gallery_get_vid()
Chapter: 
14. Working with Taxonomy
Error: 

is_null(taxonomy_vocabulary_load($vid))

Correction: 

taxonomy_vocabulary_load($vid) === FALSE

Description of the Error: 

taxonomy_vocabulary_load($vid) does not return NULL when the vocabulary does not exists, but FALSE. see http://api.drupal.org/api/function/taxonomy_vocabulary_load/6