ARIAS-Public User Registration Panel

Registration page
go with telephone field
click inside it & press any key
go with the "Email address" input field
Click inside the "Email address" field
Come back to the telephone no field
click inside telephone number input field

Actual result:-
As the user clicks inside the telephone number input field after clicking on the email field(without any email address) then, the System throws an email already exists message.

Follow the steps given in screenshots.

See attached screenshots