Поставил 1.5.2 вылезло ещё
In file included from k3ng_RAW_rotator_controller.ino:375:
rotator_settings.h:526: error: conflicting declaration 'LiquidCrystal_I2C lcd'
rotator_settings.h:513: error: 'lcd' has a previous declaration as 'LiquidCrystal lcd'