please guys help me i am new wit arduino i am suffering from an unexpected error.
i am using arduino uno and making motion alam with pir and ultrasonic sensor when i compiling my sketch its showingArduino: 1.8.13 (Windows Store 184.108.40.206) (Windows 10), Board: "Arduino Uno"
Tone.cpp.o (symbol from plugin): In function `timer0_pin_port': (.text+0x0): multiple definition of `__vector_7' libraries\NewPing\NewPing.cpp.o (symbol from plugin):(.text+0x0): first defined here collect2.exe: error: ld returned 1 exit status 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. what should i do pls help me..