cmd에 명령어를 적으면

밑글처럼 나오는데 왜그러는 건가요?

C:\ComfyUI\ComfyUI_windows_portable>pip install -r requirements.txt

Fatal error in launcher: Unable to create process using '"D:\a\ComfyUI\python_embeded\python.exe" "C:\Comfyui\ComfyUI_windows_portable\python_embeded\Scripts\pip.exe" install -r requirements.txt': ??? ??? ?? ? ????.