MySQL error in file: /var/www/shopsite/data/www/vologda-gorod.ru/engine/modules/show.short.php at line 66

Error Number: 3685

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

SQL query:

SELECT id, autor, date, short_story, full_story, xfields, title, category, alt_name FROM dle_post WHERE category regexp '[[:<:]](not detected)[[:>:]]' AND approve=1 AND date < '2024-05-12 11:05:08' ORDER BY date DESC LIMIT 0,20