Have you ever found this error in your site ?
[27-Jul-2007 06:38:19] PHP Warning: MySQL server has gone away query: INSERT INTO watchdog (uid, type, message, severity, link,
location, referer, hostname, timestamp) VALUES (0, 'php', 'MySQL server
has gone away\nquery: SELECT data, created, headers, expire FROM cache
WHERE cid = 'menu:0:en' in /home/hamburgi/public_html/orvwatch/includes/database.mysql.inc on line
121.', 2, '', 'http://www.orvwatch.com/pages/get_signs.html', '',
'64.34.145.201', 1185539899) in /home/hamburgi/public_html/orvwatch/includes/database.mysql.inc on line
121
I found it today in one of my sites. It occur when I try to open menu in Site Building and Site Configuration menus. Seems there are connection problem between my site (using drupal) and MySQL server. Someone in drupal forum guessing this maybe because two problems, which result in the same error: