mysql access denied for user 'root@localhost' using password yes

we are getting the comman error for phpmyadmin login
or doing the new set of mysql and trying to connect mysql

mysql access denied for user 'root@localhost' using password yes

Solution

root@localhost$ mysqladmin -u root password NEWPASSWORD

OR you want to update 

root@localhost$ mysqladmin -u root -p 'OLDPASSWORD' password NEWPASSWORD 

issue get resolved...

if still issue try to do following...

1) Restart mysql 

service myqsql restart

if still issue do following

1) execute following command

$ mysql

mysql > use mysql

mysql > UPDATE mysql.user SET Password=PASSWORD("*******")WHERE User="root";
mysql > FLUSH PRIVILEGES; 

mysql > quit;