We've seen a surge of new users receiving an error message related to their phone numbers. After a bit of investigating on our end we finally have an update for you.
We found that our system will only accepts 10-digit numbers. If you received this error and were entering a phone number like the UK's 11-digits format. Please, use the last 10-digits of your phone number.
An example below shows an invalid format for our UK users. In this case, we recommend removing the "0" will help format the number to fit our 10-digits requirement.
Invalid: UK (+44) 01234567890
Valid: UK (+44) 1234567890