OLED를 이용한 오실로스코프 만들기 프로젝트 관련 문의가 있습니다.

업로드를 하는데 다음과 같이 장문의 에러가 발생했습니다.

어떻게 손을 써야할지 모르겠는데 도와주세요 ㅠㅠ

아두이노:1.8.5 (Windows Store 1.8.10.0) (Windows 10), 보드:"Arduino/Genuino Uno"

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawFastVLine(int, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawFastHLine(int, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::fillRect(int, int, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::fillScreen(unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawLine(int, int, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawRect(int, int, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::invertDisplay(bool)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas1::drawPixel(int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas16::drawPixel(int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas1::fillScreen(unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas16::fillScreen(unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::setRotation(unsigned char)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::Adafruit_GFX(int, int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::Adafruit_GFX(int, int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawCircle(int, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawCircleHelper(int, int, int, unsigned char, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::fillCircleHelper(int, int, int, unsigned char, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::fillCircle(int, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawRoundRect(int, int, int, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::fillRoundRect(int, int, int, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawTriangle(int, int, int, int, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::fillTriangle(int, int, int, int, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawBitmap(int, int, unsigned char const*, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawBitmap(int, int, unsigned char const*, int, int, unsigned int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawBitmap(int, int, unsigned char*, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawBitmap(int, int, unsigned char*, int, int, unsigned int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawXBitmap(int, int, unsigned char const*, int, int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::drawChar(int, int, unsigned char, unsigned int, unsigned int, unsigned char)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::write(unsigned char)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::setCursor(int, int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::getCursorX() const'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::getCursorY() const'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::setTextSize(unsigned char)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::setTextColor(unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::setTextColor(unsigned int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::setTextWrap(bool)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::getRotation() const'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::cp437(bool)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::setFont(GFXfont const*)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::getTextBounds(char*, int, int, int*, int*, unsigned int*, unsigned int*)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::getTextBounds(__FlashStringHelper const*, int, int, int*, int*, unsigned int*, unsigned int*)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::width() const'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX::height() const'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX_Button::Adafruit_GFX_Button()'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX_Button::Adafruit_GFX_Button()'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX_Button::drawButton(bool)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX_Button::contains(int, int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX_Button::press(bool)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX_Button::isPressed()'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX_Button::justPressed()'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `Adafruit_GFX_Button::justReleased()'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas1::GFXcanvas1(unsigned int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas1::GFXcanvas1(unsigned int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas1::~GFXcanvas1()'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas1::~GFXcanvas1()'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas1::getBuffer()'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas16::GFXcanvas16(unsigned int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas16::GFXcanvas16(unsigned int, unsigned int)'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas16::~GFXcanvas16()'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas16::~GFXcanvas16()'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

libraries\Adafruit-GFX-Library-master\Adafruit_GFX.cpp.o (symbol from plugin): In function `Adafruit_GFX::writeLine(int, int, int, int, unsigned int)':

(.text+0x0): multiple definition of `GFXcanvas16::getBuffer()'

sketch\Adafruit_GFX.cpp.o (symbol from plugin):(.text+0x0): first defined here

C:\Users\이재영멍청이\Documents\Arduino\libraries\Adafruit-GFX-Library-master\Adafruit_GFX.h:200:7: warning: type of 'vtable for GFXcanvas16' does not match original declaration

 class GFXcanvas16 : public Adafruit_GFX {

       ^

sketch\Adafruit_GFX.h:145:7: note: previously declared here

 class GFXcanvas16 : public Adafruit_GFX {

       ^

C:\Users\이재영멍청이\Documents\Arduino\libraries\Adafruit-GFX-Library-master\Adafruit_GFX.h:176:7: warning: type of 'vtable for GFXcanvas1' does not match original declaration

 class GFXcanvas1 : public Adafruit_GFX {

       ^

sketch\Adafruit_GFX.h:133:7: note: previously declared here

 class GFXcanvas1 : public Adafruit_GFX {

       ^

C:\Users\이재영멍청이\Documents\Arduino\libraries\Adafruit-GFX-Library-master\Adafruit_GFX.h:12:7: warning: type of 'vtable for Adafruit_GFX' does not match original declaration

 class Adafruit_GFX : public Print {

       ^

sketch\Adafruit_GFX.h:13:7: note: previously declared here

 class Adafruit_GFX : public Print {

       ^

collect2.exe: error: ld returned 1 exit status

exit status 1
보드 Arduino/Genuino Uno 컴파일 에러.

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