1. "No camera device accessible..." react-camera-pro 라이브러리의 디폴트 에러 메시지에 객체는 아래와 같다. { noCameraAccessible: 'No camera device accessible. Please connect your camera or try a different browser.', permissionDenied: 'Permission denied. Please refresh and give camera permission.', switchCamera: 'It is not possible to switch camera to different one because there is only one video device accessible.', c..