title: Mysql start up issues | ERROR! The server quit without updating PID file
body: <p>Any Ideas?</p>
  
  <pre><code>Joshs-MacBook-Pro:cdwhp joshc$ mysql.server start
  Starting MySQL
  .. ERROR! The server quit without updating PID file (/usr/local/var/mysql/Joshs-MacBook-Pro.local.pid).
  </code></pre>
  
  <p>Error Logs</p>
  
  <pre><code>120927 13:08:35 mysqld_safe Starting mysqld daemon with databases from /usr/local/var/mysql
  120927 13:08:36 [Warning] Setting lower_case_table_names=2 because file system for /usr/local/var/mysql/ is case insensitive
  120927 13:08:36 InnoDB: The InnoDB memory heap is disabled
  120927 13:08:36 InnoDB: Mutexes and rw_locks use GCC atomic builtins
  120927 13:08:36 InnoDB: Compressed tables use zlib 1.2.5
  120927 13:08:36 InnoDB: Initializing buffer pool, size = 128.0M
  120927 13:08:36 InnoDB: Completed initialization of buffer pool
  120927 13:08:36 InnoDB: highest supported file format is Barracuda.
  120927 13:08:36  InnoDB: Waiting for the background threads to start
  120927 13:08:37 InnoDB: 1.1.8 started; log sequence number 9531786
  120927 13:08:37 [ERROR] /usr/local/Cellar/mysql/5.5.27/bin/mysqld: unknown variable 'default-character-set=utf8'
  120927 13:08:37 [ERROR] Aborting
  
  120927 13:08:37  InnoDB: Starting shutdown...
  120927 13:08:37  InnoDB: Shutdown completed; log sequence number 9531786
  120927 13:08:37 [Note] /usr/local/Cellar/mysql/5.5.27/bin/mysqld: Shutdown complete
  
  120927 13:08:37 mysqld_safe mysqld from pid file /usr/local/var/mysql/Joshs-MacBook-Pro.local.pid ended
  </code></pre>