The type or namespace name 'DTOs' does not exist in the namespace 'TutorLizard.BusinessLogic.Models' (are you missing an assembly reference?)

The type or namespace name 'DTOs' does not exist in the namespace 'TutorLizard.BusinessLogic.Models' (are you missing an assembly reference?)

The type or namespace name 'DTOs' does not exist in the namespace 'TutorLizard.BusinessLogic.Models' (are you missing an assembly reference?)

The type or namespace name 'DTOs' does not exist in the namespace 'TutorLizard.BusinessLogic.Models' (are you missing an assembly reference?)

The type or namespace name 'DTOs' does not exist in the namespace 'TutorLizard.BusinessLogic.Models' (are you missing an assembly reference?)

The type or namespace name 'DTOs' does not exist in the namespace 'TutorLizard.BusinessLogic.Models' (are you missing an assembly reference?)

Process completed with exit code 1.

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

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

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

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

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

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

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