Billie's Hydroponic Controller

arduino ide 1.6.7

C:\Users\Roman\Desktop\Hydroponic_Controller\Hydroponic_Controller.ino: In function 'void setup()':

Hydroponic_Controller:123: error: 'class DateTime' has no member named 'get'

start_time = now.get();

^

C:\Users\Roman\Desktop\Hydroponic_Controller\Hydroponic_Controller.ino: In function 'void LightControl()':

Hydroponic_Controller:1548: error: 'class DateTime' has no member named 'get'

seconds_for_this_cycle = now.get() - seconds_elapsed_total;

^

Hydroponic_Controller:1549: error: 'class DateTime' has no member named 'get'

seconds_elapsed_total = now.get() - start_time;

^

exit status 1
'class DateTime' has no member named 'get'

Thank you