ERROR

Couldn't query this query string: SELECT picture_id, pic_thumb, pic_full, pic_content, posted_date FROM lang_picture WHERE cat_id LIKE '%,-1,%' AND enabled=1 AND posted_date<=1511074781 AND pic_thumb!='' ORDER BY posted_date DESC LIMIT 0,5
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DETAIL
1054 : Unknown column 'pic_thumb' in 'field list'