Need help

I use Zen cart 1.3.8a Google base feed 1.7.1a

this is my google base feed http://bagsho.com/feed/ho_products.xml

I don't know where it's wrong, when i Uploads files it's say
Feed status details


Outcome: Data feed upload failed. No items are live. help
Number of items processed: 0
Number of inserted items: 0
Uploaded at: Apr 12, 2009 10:55 am PDT
Processed at: Apr 12, 2009 10:56 am PDT


Detected file format: XML


Can some one help me , thanks