http://wiki.magmi.org/index.php/Image_attributes_processor#media_gallery_.28extr...
That ID comes from your database. Database columns with the autoincrement option...
Did you try it with the standard format?
Looks more or less like what I use. What does your csv look like?
Look at the attribute code in Magento. It's "manufacturer".
You could also try the Value Trimmer plugin.
Looks more like a Magento problem to me, because at the beginning the images are...
Reminds me of the time I accidentally a Coca-Cola bottle. ;-) Now, to be serious,...