mysql日志：

140614  9:45:36 [Note] Plugin ‘FEDERATED‘ is disabled.
140614  9:45:36 InnoDB: The InnoDB memory heap is disabled
140614  9:45:36 InnoDB: Mutexes and rw_locks use Windows interlocked functions
140614  9:45:36 InnoDB: Compressed tables use zlib 1.2.3
140614  9:45:36  InnoDB: Error: unable to create temporary file; errno: 2
140614  9:45:36 [ERROR] Plugin ‘InnoDB‘ init function returned error.
140614  9:45:36 [ERROR] Plugin ‘InnoDB‘ registration as a STORAGE ENGINE failed.
140614  9:45:36 [ERROR] Unknown/unsupported storage engine: InnoDB
140614  9:45:36 [ERROR] Aborting

140614  9:45:36 [Note] wampmysqld: Shutdown complete

处理方法：

修改my.ini

tmpdir  = D:/lys_dev/wamp/tmp/ 

参考：http://blog.csdn.net/hzbigdog/article/details/10309145 

OK...