The USB uploader has been around for a while, so if it isn’t working, it’s likely your usb drive isn’t automounting. If your using Windows, Photonic3D finds the new drives every time. On Linux you may have some issues if your USB automounted drives are named something other than “media”, or “storage”.
I would definitely not suggest changing your upload directory to a location that can unmount at any moment.However, if your willing to see Photonic behave poorly when it can’t find directories, the property you are looking for is:
If your interested in seeing why the USB uploader isn’t working for you, then you can add ‘usb’ to the following line in your log4j2.properties file:
This will give your logs much more information to determine why the USBLoader isn’t working for you.