The weight of the product attribute combinataion?

Hi, we interessted to buy the Google Feed Manager. When we tested the weight of the product attribute combinataion was not recognized. The price is correct but the weight is missen (0 in the xml output).
Is this a bug or I'm doing something wrong?
looking forward for your help/suggestion
best regards
Tom

> Weight adjustment
I want to think.....
Product has two attributes Color and Size and product combination Color=Red and Size=XXL has new the weight (weight of product + weight of color Red + weight of Size XXL)
I want to think.....

I added your request.
Download new release from our site and try.
How to upgrade existing plugin?
Replace all files from new ZIP files and restart your site.
Plugin will upgrade itself.