[ Database error ] : أخوان مساعدة أرجوكم

Invalid SQL:
SELECT pfc.profilefieldcategoryi d AS id
FROM profilefieldcategory AS pfc
INNER JOIN profilefield pf
ON pf.profilefieldcategoryid = pfc.profilefieldcategoryi d
WHERE pfc.allowprivacy = 1
GROUP BY pfc.profilefieldcategoryi d
ORDER BY pfc.location, pfc.displayorder;
MySQL Error : MySQL server has gone away
Error Number : 2006
Request Date : Friday, November 13th 2009 @ 10:25:03 AM
Error Date : Friday, November 13th 2009 @ 10:25:03 AM


أخوان مساعدة أرجوكم في هدا المشكل وشكرااااا لكم