As far as I know its a known bug. Maybe fix coming soon 😊
This happens very often in the last few days, I can see the pictures, but after a while they disappear? nostr:npub1nxy4qpqnld6kmpphjykvx2lqwvxmuxluddwjamm4nc29ds3elyzsm5avr7 #damus #asknostr 
As far as I know its a known bug. Maybe fix coming soon 😊
Thanks for your response! Now I know! 🤗