เกิด error จากโค้ดของตัว Infrared sensor sharpGP2Y0A02 อะครับช่วยดุหน่อยครับ

#include <SharpIR.h>

#define ir A0
#define model 20150
// ir: the pin where your sensor is attached
// model: an int that determines your sensor: 1080 for GP2Y0A21Y
// 20150 for GP2Y0A02Y
// (working distance range according to the datasheets)
// updated by Ahmad Nejrabi from Robojax.com
// get latest datasheets: http://www.sharp-world.com/products/device/lineup/selection/opto/haca/diagram.html
// model: an int that determines your sensor:
/*
* GP2Y0A02YK0F --> "20150"
GP2Y0A21YK --> "1080"
GP2Y0A710K0F --> "100500"
GP2YA41SK0F --> "430"
*/

SharpIR SharpIR(ir, model);

void setup() {
// put your setup code here, to run once:
Serial.begin(9600);
}

void loop() {
delay(2000);

unsigned long startTime=millis(); // takes the time before the loop on the library begins

int dis=SharpIR.distance(); // this returns the distance to the object you're measuring


Serial.print("Mean distance: "); // returns it to the serial monitor
Serial.println(dis);

unsigned long calcTime=millis()-startTime; // the following gives you the time taken to get the measurement
Serial.print("Time taken (ms): ");
Serial.println(calcTime);

}

เกิด ERROR ด้านล่างนี้ครับ
C:\Users\hp\AppData\Local\Temp\Rar$DIa11192.38298\SharpSensorCm\SharpSensorCm.ino: In function 'void loop()':
SharpSensorCm:31:19: error: 'class SharpIR' has no member named 'distance'; did you mean 'getDistance'?
int dis=SharpIR.distance(); // this returns the distance to the object you're measuring
^~~~~~~~
getDistance
Multiple libraries were found for "SharpIR.h"
Used: C:\Users\hp\OneDrive\เอกสาร\Arduino\libraries\SharpIR
Not used: C:\Users\hp\OneDrive\เอกสาร\Arduino\libraries\SharpIR-master
Using library SharpIR at version 2.0.1 in folder: C:\Users\hp\OneDrive\เอกสาร\Arduino\libraries\SharpIR
exit status 1
'class SharpIR' has no member named 'distance'; did you mean 'getDistance'?