mysql_connect(): server sent charset unknown to the client

Once after migrate to MYSQL 8.0 , When I tried to access the MYSQL server from PHP . I got the following warning message and also I didn't get any response from MYSQL.

mysql_connect(): server sent charset unknown to the client

I found the solution from this link  https://stackoverflow.com/questions/43437490/pdo-construct-server-sent-charset-255-unknown-to-the-client-please-rep

https://stackoverflow.com/questions/43437490/pdo-construct-server-sent-charset-255-unknown-to-the-client-please-rep

Following settings helped me to resolve this issue. I have add the following setting in MYSQL configuration file “my.cnf” file and restart a MYSQL .

 [client]

default-character-set=utf8

[mysql]

default-character-set=utf8

[mysqld]

collation-server = utf8_unicode_ci

character-set-server = utf8