This can be due to a number of reasons
Here are a few troubleshooting steps you can try:
Close and re-open the Universe App
Ensure you're connected to the Internet
Check that you're using the right URL for your site
Remove your device from Low Power Mode
🌟 If you’re still having trouble, please chat with us in the Universe App with a screenshot of the error you are seeing or shoot us an email to [email protected] and we will be happy to investigate and troubleshoot the issue with you.