MySql service is not starting up in windows

FROM C:ProgramDataMySQLMySQL Server 5.5Datapurplista.err:

121226 13:12:06  [Note] Plugin 'FEDERATED' is disabled.

121226 13:12:06  InnoDB: The InnoDB memory heap is disabled

121226 13:12:06  InnoDB: Mutexes and rw_locks use Windows interlocked functions

121226 13:12:06  InnoDB: Compressed tables use zlib 1.2.3

121226 13:12:06  InnoDB: Initializing buffer pool, size = 107.0M

121226 13:12:06  InnoDB: Completed initialization of buffer pool

121226 13:12:06  InnoDB: highest supported file format is Barracuda.

I am facing the above issue while starting Mysql from mySql workbench. If I start it from windows services it got stopped automatically in few seconds.

Note: If I uninstall and re-install it wrks for sometime but thing after few days I am facing this issue again

Could any one help me to fix this issue?