Non-nullable property 'VoucherCode' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'ProductName' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'VoucherPrefix' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Description' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Requester' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Name' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Email' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Programme' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Code' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.