Hi Ryan, We only support Zebra printers right now. You have to add to extensions to the build.yml:
The error above indicates that the JS object is not found. So make sure you build with the 'clean' option checked. Take a look at this guide:
As far as support... During the webinar, I remember seeing that Zebra was one of the first printers to have it's own specific API, but still thought you could use the generic printing API (and as other manufacturers were specifically added, they would extend the API). Is this the case?