我升级过程中面临着这样的错误:的Joomla升级错误版本3.5.1到3.6.1
错误:1242 子查询返回多个1个SQL = INSERT INTO #__update_sites_extensions
(update_site_id
,extension_id
)VALUES((SELECT update_site_id
FROM #__update_sites
WHERE name
='Joomla!Update Component Update Site'),(SELECT extension_id
FROM #__extensions
WHERE name
='com_joomlaupdate'));
http://stackoverflow.com/help/how-to-ask – baudsp