MySQL error in file: /engine/cache/system/plugins/3d856a096822cc9e841b7f9726fc4ee3.php at line 97

Error Number: 3685

The Error returned was:
Illegal argument to a regular expression.

SQL query:

SELECT p.id, p.autor, p.date, p.short_story, CHAR_LENGTH(p.full_story) as full_story, p.xfields, p.approve, p.active, p.delete, p.xfields2, p.title, p.category, p.alt_name, p.comm_num, p.allow_comm, p.fixed, p.tags, e.news_read, e.allow_rate, e.rating, e.vote_num, e.votes, e.view_edit, e.editdate, e.editor, e.reason FROM dle_post p LEFT JOIN dle_post_extras e ON (p.id=e.news_id) WHERE category regexp '[[:<:]](10)[[:>:]]' AND approve=1 AND active > 0 ORDER BY FIELD(p.category, 2, 15, 14 ) asc, date DESC LIMIT 0,40