drupal warning: Invalid argument supplied for foreach() in /home/wwwroot/yc_4000512126_com/public_html/includes/theme.inc on line 485.

    warning: Invalid argument supplied for foreach() in /home/wwwroot/yc_4000512126_com/public_html/includes/theme.inc on line 485.
    warning: Invalid argument supplied for foreach() in /home/wwwroot/yc_4000512126_com/public_html/includes/theme.inc on line 490.
    warning: Invalid argument supplied for foreach() in /home/wwwroot/yc_4000512126_com/public_html/includes/theme.inc on line 485.
    warning: Invalid argument supplied for foreach() in /home/wwwroot/yc_4000512126_com/public_html/includes/theme.inc on line 490.
    warning: Invalid argument supplied for foreach() in /home/wwwroot/yc_4000512126_com/public_html/includes/theme.inc on line 485.
    warning: Invalid argument supplied for foreach() in /home/wwwroot/yc_4000512126_com/public_html/includes/theme.inc on line 490.
    warning: Missing argument 1 for variable_get() in /home/wwwroot/yc_4000512126_com/public_html/includes/bootstrap.inc on line 584.
    warning: Missing argument 2 for variable_get() in /home/wwwroot/yc_4000512126_com/public_html/includes/bootstrap.inc on line 584.

处理方法 1) 先备份整个数据库 再清空缓存表
             2) 运行cron
             3) 运行 Flush all caches 清空所有缓存
上述三步做后 应该就可以了