Bug #64448 MYSQL server stop working

Description:
The problem is that when I restarted the virtual machine that host mysql server , 
the Workbech server was down and I wasn't able to recovert it. here is the log file that I found at :
http://bugs.mysql.com
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120224 18:49:23 [Note] Plugin 'FEDERATED' is disabled.
120224 18:49:23 InnoDB: The InnoDB memory heap is disabled
120224 18:49:23 InnoDB: Mutexes and rw_locks use Windows interlocked functions
120224 18:49:23 InnoDB: Compressed tables use zlib 1.2.3
120224 18:49:23 InnoDB: Initializing buffer pool, size = 133.0M
120224 18:49:23 InnoDB: Completed initialization of buffer pool
InnoDB: The first specified data file .\ibdata1 did not exist:
InnoDB: a new database to be created!
120224 18:49:23  InnoDB: Setting file .\ibdata1 size to 10 MB
InnoDB: Database physically writes the file full: wait...
120224 18:49:23  InnoDB: Log file .\ib_logfile0 did not exist: new to be created
InnoDB: Setting log file .\ib_logfile0 size to 67 MB
InnoDB: Database physically writes the file full: wait...
120224 18:49:29  InnoDB: Log file .\ib_logfile1 did not exist: new to be created
InnoDB: Setting log file .\ib_logfile1 size to 67 MB
InnoDB: Database physically writes the file full: wait...
InnoDB: Doublewrite buffer not found: creating new
InnoDB: Doublewrite buffer created
InnoDB: 127 rollback segment(s) active.
InnoDB: Creating foreign key constraint system tables
InnoDB: Foreign key constraint system tables created
120224 18:49:35  InnoDB: Waiting for the background threads to start
120224 18:49:36 InnoDB: 1.1.8 started; log sequence number 0
120224 18:49:36 [Note] Event Scheduler: Loaded 0 events
120224 18:49:36 [Note] C:\Program Files\MySQL\MySQL Server 5.5\bin\mysqld: ready for connections.
Version: '5.5.20'  socket: ''  port: 3306  MySQL Community Server (GPL)
120224 18:50:46 [Note] C:\Program Files\MySQL\MySQL Server 5.5\bin\mysqld: Normal shutdown

120224 18:50:46 [Note] Event Scheduler: Purging the queue. 0 events
120224 18:50:46  InnoDB: Starting shutdown...
120224 18:50:46  InnoDB: Shutdown completed; log sequence number 1595675
120224 18:50:46 [Note] C:\Program Files\MySQL\MySQL Server 5.5\bin\mysqld: Shutdown complete

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How to repeat:
the mysql server is no more working!

Please, check if MySQL service exists and is set to startup automatically in Control Panel > Services of your Windows OS.

No feedback was provided for this bug for over a month, so it is
being suspended automatically. If you are able to provide the
information that was originally requested, please do so and change
the status of the bug back to "Open".