Charlie and Reagan on Nostr: Hi Derek, I’m trying to zap Carla for her post- but I’m getting a warning (primal ...

Hi Derek, I’m trying to zap Carla for her post- but I’m getting a warning (primal app on iOS) saying the receipt wallet service returned an error- invalid zap request. I’m able to zap others, and clearly Carla is receiving zaps. Any ideas on something to try here? Appreciate any insights.