mysql "cant connect to MySQL server on 'xxx'(10038)" error

Navicat connection mysql database error: "cant connect to MySQL server on 'xxx'(10038)" ,this is because you haven't permission of access to the remote database.

so,  how to grant remote access permissions to mysql server for root?

run the following commands.

//xxx is your root password
#mysql -uroot -pxxx
#use mysql
//grant remote access permissions for root
#grant all privileges on *.* to root@'%' identified by "xxx";
//flush
#flush privileges;

The  "cant connect to MySQL server on 'xxx'(10038)" error has been solved.