That had been happening to me as well. Was yours a 50 sat zap with GM attached? I don't see it in any client.

nostr:nprofile1qqsf07zg4hxyccnkdp07fppxmetpfzru3fg6mgzx3nk8r7af8qnjjygpzemhxue69uhhyetvv9ujuurjd9kkzmpwdejhgqgkwaehxw309a3xjarrda5kuetj9eek7cmfv9kqzrthwden5te0dehhxtnvdakqy0qll7 could there be an issue with how zap notes are published? For a little while, my zaps from Amethyst 0.94 couldn't be seen...