Some of them will, but others will not. Nothing ever shows up. Not sure why. All are made in Illy.
Please let us know how you are creating your SVGs, the tools you are using and which settings you use when you save.
We recommend the following settings when saving in Adobe Illustrator.
If you would like us to take a look at some of the images you have created that will not work, please attach them here (or if you would prefer not to put them on the public forum submit a support ticket).