Hey there folks,
Thank you for your posts here in the Community. We're happy to help.
We suggest that you perform a clean reinstall of the app. This will make sure there's no old cache files causing this.
If you have an SD card it's also worth trying to uninstall the app > turn off your phone > take out your SD card > turn on the phone again (without the SD card) > reinstall the app since the card can be corrupted.
If this happens on your computer, a good trick is to remove your hosts files.
If you use Windows, follow these steps:
If you use a Mac, follow these steps:
If that doesn't do the trick, we suggest that you head over to this article and follow the steps that's been provided in there.