NEW PING and execution Windows App

Using Arduino Project Guidance
#1

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 1.8.42.0) (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..
#2

@abhayjayant

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#3

The codes you tried to merge (but didn’t post) both use the same interrupt.

#4