RROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2时间:2023-03-09 08:05:43 RROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2 1.原因一 进程 ps -A | grep -i mysql kill 列出来的进程(关闭sql进程全部关闭) 然后启动 service mysql start 完美解决! 2.原因二 原因是没有启动mysql服务 service mysql start