질문
R스튜디오 rename 오류
Error in rename(): ! Can't rename columns that don't exist. ✖ Column 발생월 doesn't exist. Run rlang::last_trace() to see where the error occurred. 라고 에러가 뜨는데 왜그런걸까요 띄어쓰기도 안되있는데ㅠㅠㅠ