Time changes to 12am when confirm an appointment

On my site, when the appointment has been added and paid by PayPal it sets it to pending with right time. When you confirm appt and click save it changes the time to 12am and puts that in the confirmation email.

Ref: https://premium.wpmudev.org/forums/topic/appointments-appointment-start-time-displays-unknown-when-editing?replies=18#post-1336466