Arduino 'display' hatası

Arkadaşlar merhaba, ben nabız ölçer projesi yapıyorum. Yaptığım projenin kodunda anlamadığım bir hatayla karşılaştım lütfen yardım eder misiniz. Aşağıya hatanın kopyasını yapıştırıyorum;

Arduino:1.8.19 (Windows 10), Kart:"Arduino Uno"

C:\Users\ADMİN\Desktop\Yeni klasör (2)\arduino-1.8.19\PROJE\PROJE.ino:14:28: warning: extra tokens at end of #include directive

C:\Users\ADMİN\Desktop\Yeni klasör (2)\arduino-1.8.19\PROJE\PROJE.ino: In function 'void setup()':

PROJE:35:7: error: 'display' was not declared in this scope

C:\Users\ADMİN\Desktop\Yeni klasör (2)\arduino-1.8.19\PROJE\PROJE.ino:35:7: note: suggested alternative: 'delay'

PROJE:35:21: error: 'LCD1602_SWITCHCAPVCC' was not declared in this scope

PROJE:41:3: error: 'display' was not declared in this scope

C:\Users\ADMİN\Desktop\Yeni klasör (2)\arduino-1.8.19\PROJE\PROJE.ino:41:3: note: suggested alternative: 'delay'

PROJE:41:29: error: 'WHITE' was not declared in this scope

C:\Users\ADMİN\Desktop\Yeni klasör (2)\arduino-1.8.19\PROJE\PROJE.ino:41:29: note: suggested alternative: 'WDIE'

C:\Users\ADMİN\Desktop\Yeni klasör (2)\arduino-1.8.19\PROJE\PROJE.ino: In function 'void loop()':

PROJE:69:5: error: 'display' was not declared in this scope

C:\Users\ADMİN\Desktop\Yeni klasör (2)\arduino-1.8.19\PROJE\PROJE.ino:69:5: note: suggested alternative: 'delay'

PROJE:71:26: error: 'WHITE' was not declared in this scope

C:\Users\ADMİN\Desktop\Yeni klasör (2)\arduino-1.8.19\PROJE\PROJE.ino:71:26: note: suggested alternative: 'WDIE'

exit status 1

'display' was not declared in this scope

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