Exception when reading Suica card

[cbiesinger]

I was using Farebot 3.1.1 on my Pixel 3 XL phone. I tried to read a Suica card (Tokyo) but got this dialog:

"Attempt to invoke virtual method 'byte[] net.kazzz.felica.lib.FeliCaLib$IDm.getBytes()' on a null object references"

[nguyenhuynhdeveloper]

any answers