Notice: Trying to access array offset on value of type bool in /var/www/html/wp-content/plugins/wp-word-count/public/class-wpwc-public.php on line 123 百度了很久，网上全是抄抄抄，特别是 CSDN ,要么卡，要么404，根本用不了。 将下面的源替换到 /etc/apt/source/list 即可 deb http://mirrors.ustc.edu.cn/ubuntu-ports/ bionic universe deb http://mi[......]继续阅读