Problem
The calendar does not load or shows an error.
Possible cause
A temporary network error or server interruption may prevent the page from fetching class data. An outdated browser cache can also prevent the page from loading correctly.
Solution
Reload the page with F5 or Ctrl+R.
Check your internet connection.
Clear the browser cache and try again.
If the problem persists, contact support and include details about:
Any error messages you see.
Your browser and device.
When the issue occurred.