Platform error when trying to install mqtt pro on docker

I’m getting an error when trying to install on docker using instrutions found here:

I downloaded it straight from my account.

The error is below. Anyone know what I should do?

docker compose up
[+] Running 2/2
✘ platform Error context canceled 0.3s
✘ mosquitto Error unauthorized: unauthorized to access repository: mosquitto/mosquitto, actio… 0.3s
Error response from daemon: unauthorized: unauthorized to access repository: mosquitto/mosquitto, action: pull: unauthorized to access repository: mosquitto/mosquitto, action: pull

Hello vivek,

Please try again. Our Repository was shortly not available and is now up and running again.