Error 1045 (28000) Access Denied for user ‘root’@’localhost’

Trying to log into MySQL server via command line using mysql -u root and getting error 1045 (28000): Access denied for user ‘root’@’localhost’ (using password: yes) on the terminal, it means that MySQL root user password is incorrect or the

mysqli_real_connect(): (HY000/2002): No such file or directory

mysqli_real_connect(): (HY000/2002): No such file or directory or connection denied PHPMyAdmin on linux ubuntu apache server, the error occurs because the Mysqld configuration is misconfigured or has the wrong permission set of mysqld.conf file. Just connect to your ssh server

ERROR 1698 (28000): Access denied for user ‘root’@’localhost’ (using password: yes/No) MySQL

The error 1698 (28000): Access denied for user ‘root’@’localhost’ (using password: yes or not) occurs when you have not installed MySQL properly or have not set privileges for the root user at the time of installation. on linux ubuntu server.