Interrapt G26

The "Email" field in "Edit" section of Attendees accepts invalid formats of email domains

Steps
1.Navigate to "Interrapt"
2.Open "Attendees"
3.Click on "Edit" button on some of the created ttendees
4.In the "Email" field insert email address with invalid domain
5.Fill the other fields with valid data
6.Click on "Edit" button

Expected result
There should be message shown that the email field is required in red letters

Actual result
The attendee can be edited even that the criteria is not met