!IMP! -i am getting crazy ! mysql doesnt start

[Lite]

Hello
Today i see mysql error and login into server and trying to start mysqld server
but i getting this error :

Starting MySQL. ERROR! The server quit without updating PID file (/var/lib/mysql/x.com.pid).

error log

130910 14:29:01 [Note] /usr/sbin/mysqld: Shutdown complete

130910 14:29:01 mysqld_safe mysqld from pid file /var/lib/mysql/x.pid ended
130910 14:29:07 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql
130910 14:29:07 [Warning] The syntax '--log-slow-queries' is deprecated and will be removed in a future release. Please use '--slow-query-log'/'--slow-query-log-file' instead.
130910 14:29:07 [Note] Plugin 'FEDERATED' is disabled.
130910 14:29:07 InnoDB: The InnoDB memory heap is disabled
130910 14:29:07 InnoDB: Mutexes and rw_locks use GCC atomic builtins
130910 14:29:07 InnoDB: Compressed tables use zlib 1.2.3
130910 14:29:07 InnoDB: Using Linux native AIO
130910 14:29:07 InnoDB: Initializing buffer pool, size = 350.0M
130910 14:29:07 InnoDB: Completed initialization of buffer pool
InnoDB: Error: log file ./ib_logfile0 is of different size 0 0 bytes
InnoDB: than specified in the .cnf file 0 5242880 bytes!
130910 14:29:07 [ERROR] Plugin 'InnoDB' init function returned error.
130910 14:29:07 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
130910 14:29:07 [ERROR] Unknown/unsupported storage engine: InnoDB
130910 14:29:07 [ERROR] Aborting

130910 14:29:07 [Note] /usr/sbin/mysqld: Shutdown complete

130910 14:29:07 mysqld_safe mysqld from pid file /var/lib/mysql/x.pid ended

please help me

 

[chatwizrd]

Delete ib_logfile0 from the database folder.