Arduino: 1.8.14 Hourly Build 2020/10/09 12:33 (Windows 10), Board: "Arduino Mega or Mega 2560, ATmega2560 (Mega 2560)"
In file included from C:\Users\HOU19002330\sketchbook\libraries\DHT_sensor_library-1.4.2\DHT_U.cpp:15:0:
C:\Users\HOU19002330\sketchbook\libraries\DHT_sensor_library-1.4.2\DHT_U.h:36:10: fatal error: Adafruit_Sensor.h: No such file or directory
#include <Adafruit_Sensor.h>
^~~~~~~~~~~~~~~~~~~
compilation terminated.
exit status 1
Error compiling for board Arduino Mega or Mega 2560.
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