Just tested, it needs to give feedback when things go wrong... try with this qr code image.
On feature in nostr:npub1xnf02f60r9v0e5kty33a404dm79zr7z2eepyrk5gsq3m7pwvsz2sazlpr5 wallet that ive been using a lot recently and really appreciate is the ability to upload a QR code from my phones gallery and then have it extract payment info be it a LNURL or normal invoice. Super slick.
Discussion
It doesn’t handle inverted colors well unfortunately