MySQL error in file: /engine/lazydev/related_link/related_link.php at line 96

Error Number: 3685

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

SQL query:

SELECT COUNT(*) as count, MAX(id) as max_id, MIN(id) as min_id FROM dle_post WHERE (category LIKE '12,%' OR category = '12') AND category NOT REGEXP '[[:<:]](11|9)[[:>:]]' AND id!='9096' AND approve='1'