ERROR 1146 (42S02): 'mysql...' doesn't exist

1、修改mysql用户密码时错误页面出现：ERROR 1146 (42S02): Table 'mysql.role_edges' doesn't exist

2、退出mysql命令行终端输入：sudo mysql_upgrade -u root -p回车输入自己的mysql密码

3、需要重启mysql服务命令行终端输入：service mysql restart

4、此时进入mysql，再次修改mysql用户密码，成功