Warning:  [mysql error 2006] MySQL server has gone away

SELECT id,uppercats,commentable,visible,status,global_rank
  FROM p_image_category
    INNER JOIN p_categories ON category_id = id
  WHERE image_id = 3432
AND (id NOT IN (188,195))
; in /usr/home/www.dan.me.uk/secure_html/media/include/dblayer/functions_mysqli.inc.php on line 847

Fatal error: Uncaught Error: Call to a member function fetch_assoc() on bool in /usr/home/www.dan.me.uk/secure_html/media/include/dblayer/functions_mysqli.inc.php:913 Stack trace: #0 /usr/home/www.dan.me.uk/secure_html/media/include/functions.inc.php(1547): query2array('\nSELECT id,uppe...') #1 /usr/home/www.dan.me.uk/secure_html/media/picture.php(459): array_from_query('\nSELECT id,uppe...') #2 {main} thrown in /usr/home/www.dan.me.uk/secure_html/media/include/dblayer/functions_mysqli.inc.php on line 913


Warning:  [mysql error 2006] MySQL server has gone away

REPLACE INTO p_sessions
  (id,data,expiration)
  VALUES('03EC5c848483d85eb27ff54ef48e6ee88ae6','pwg_show_metadata|b:1;pwg_referer_image_id|s:4:\"3432\";',now())
; in /usr/home/www.dan.me.uk/secure_html/media/include/dblayer/functions_mysqli.inc.php on line 847