MySQL error in file: /engine/modules/show.full.php at line 856

Error Number: 2006

The Error returned was:
MySQL server has gone away

SQL query:

SELECT id, date, short_story, xfields, title, category, alt_name FROM ru_post WHERE id IN(126308,126821,124768,126602,123936,123376,118576,125720,127361) ORDER BY id DESC