Was it possible that you tried to zap before? I think this time didn't work because Amethyst canceled the transaction once your previous zap arrived in your phone.  

 I don’t think so. Nothing deducted. It said can’t zap because some user didn’t have an address 

  https://i.nostr.build/tFIyEMXh28gikAw6.png  

 Oh wait … it did work 😂 

 Senior moment 

 I am so confused. I need to improve that message. The rest of the payments went through.