Please try the following methods to solve your issue:
Make sure that you have a stable internet connection
If you are using the mobile app:
Check if you have the latest app version installed
Try to reinstall the app
Try on the web browser and see if it works there
If you are using the web browser:
Try a different browser
Clear your browser history and cache
Try using Incognito Mode, if supported by your browser
Try again on a different device (e.g. different PC or mobile device)
If you have tried all of the above and are still facing the same issue, please contact us via our support and specify what browsers and devices you have used, as well as which app version is installed. Please also provide screenshots for us to check this issue further.