Error message

• Notice: Undefined index: voc in theme_tagadelic_weighted() (line 334 of /home/georgefr/public_html/blog/sites/all/modules/tagadelic/tagadelic.module).
• Notice: Trying to get property of non-object in theme_tagadelic_weighted() (line 334 of /home/georgefr/public_html/blog/sites/all/modules/tagadelic/tagadelic.module).
• Notice: Undefined index: voc in theme_tagadelic_weighted() (line 335 of /home/georgefr/public_html/blog/sites/all/modules/tagadelic/tagadelic.module).
• Notice: Trying to get property of non-object in theme_tagadelic_weighted() (line 335 of /home/georgefr/public_html/blog/sites/all/modules/tagadelic/tagadelic.module).