How to fixed [ERROR] /usr/sbin/mysqld: unknown variable ‘log_slow_verbosity=query_plan

www.tehnopedia.net,How to fixed error during installation mysql 5.5 on ubuntu. I got error when install mysql 5.5 on ubuntu 14.04. I got error like

[ERROR] /usr/sbin/mysqld: unknown variable ‘log_slow_verbosity=query_plan’

How to fix the error?

After that i got error "start: Job failed to start"

I do following coment to fix that. open /etc/mysql/my.cnf 

 

comment log_slow_verbosity=query_plan like this

finishing you can install mysql on your ubuntu. Type sudo apt-get install mysql-server. Thank you