Cannot Create Contact for supplier - error says missing fields email and mobile number even though both are present

I am trying to create a contact for supplier -> clicked new contact in the supplier doc and came into contact screen, i added name, salutation and other details, when i try to save the contact, below error pops up.

ERPNext: v12.4.2 (version-12)

Frappe Framework: v12.2.1 (version-12)