java.util.LocalDate cannot be resolved

package lab4;
import java.util.LocalDate;

public class lab4 {
    public static void main(String[] args) {
        LocalDate date = LocalDate.now();
        System.out.println(date);
    }
}

package lab4;
import java.util.LocalDate;

public class lab4 {
    public static void main(String[] args) {
        LocalDate date = LocalDate.now();
        System.out.println(date);
    }
}