MY FILE "EVAPORATED"

HI,
I'M IN TROUBLE!!!!
I WORKED ON A WEB PAGE AND WHEN I TRIED TO TRANSFER IT USING THE SMARTFTP CLIENT,
FIRST I GOR A MESSAGE SAYING THAT THE TRANSFER WAS COMPLETED. THAN IT SAID THAD AN ERROR OCCURED.
I FOUND THE FILE NAME IN THE FILE MANAGER OF THE HOSTING SERVER BUT THE FILE SIZE IS 0KB.
IN MY P.C. THERE IS A FILE SHOWING THE DIGIT 1.
THE VIEW SOURCE COMMAND SHOWS THIS CONTENT: <?xml version="1.0"?>
<!--TransferQueueItems-->
<Items><Version>1</Version></Items>

WHERE IS MY FILE?
IS IT GONE? (I DIDN'T BACK IT UP...)
WHERE CAN IT BE????
HELP!!!!!
S.O.S.