'ErrorController.Unauthorized()' hides inherited member 'ControllerBase.Unauthorized()'. To make the current member override that implementation, add the override keyword. Otherwise add the new keyword.

'ErrorController.NotFound()' hides inherited member 'ControllerBase.NotFound()'. To make the current member override that implementation, add the override keyword. Otherwise add the new keyword.

Possible null reference argument for parameter 'source' in 'List<OilMarkDto> Enumerable.ToList<OilMarkDto>(IEnumerable<OilMarkDto> source)'.

Possible null reference argument for parameter 'source' in 'IEnumerable<<anonymous type: int Id, string Model, string Number, int Mileage, string Color, double RemainingFuel, double MeduimFuelConsumption, double FuelTankCapacity, int ManufacturedYear, string Status>> Enumerable.Select<CarDto, <anonymous type: int Id, string Model, string Number, int Mileage, string Color, double RemainingFuel, double MeduimFuelConsumption, double FuelTankCapacity, int ManufacturedYear, string Status>>(IEnumerable<CarDto> source, Func<CarDto, <anonymous type: int Id, string Model, string Number, int Mileage, string Color, double RemainingFuel, double MeduimFuelConsumption, double FuelTankCapacity, int ManufacturedYear, string Status>> selector)'.

Non-nullable property 'Login' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'Password' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'Driver' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'StartDate' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'Driver' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'CarModel' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.