Enable InnoDB Engine MySQL Database server

ERROR 1286 (42000) at line 1: Unknown table engine 'innodb'

Stop MySQL service:
# /etc/init.d/mysql stop

Open the file /etc/my.cnf (
Find the skip-innodb parameter and either remove it or comment the line by adding # at the beginning of the line:

#skip-innodb
Insert the following parameters into the [mysqld] and [mysqld_safe] sections in /etc/my.cnf:
innodb_buffer_pool_size=16M
innodb_additional_mem_pool_size=500K
innodb_log_buffer_size=500K
innodb_thread_concurrency=2

Save the file and start MySQL:
# /etc/init.d/mysql start

In case still innoDB not showing
# /etc/init.d/mysql stop
move ibdata1 and ib_logfile from mysql data directory
# /etc/init.d/mysql start