Heere is the error message
Arduino: 1.8.15 (Windows 10), Board: "Arduino Uno"
In file included from C:\Users\m\OneDrive\Documents\Arduino\RTC_dan_lcd\RTC_dan_lcd.ino:2:0:
C:\Users\m\OneDrive\Documents\Arduino\libraries\DHT-sensor-library-master/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 Uno.
This report would have more information with "Show verbose output during compilation" option enabled in File -> Preferences.
11 Answer
There is a missing dependencies and the compiler can't compile. The answer can be found here