I think it’s because one of of your three relays we have in common. If ever your client doesn’t broadcast to that one for some reason, then I don’t see a notification for it. You should add a blastr relay. Try this one wss://sendit.nosflare.com

It’s nostr:npub16jdfqgazrkapk0yrqm9rdxlnys7ck39c7zmdzxtxqlmmpxg04r0sd733sv ‘s relay. I helped him test it. It’s good