Install on Windows10 fails when HOME is not set. EPERM mkdir ‘' fails

증상

원인

Environment variable, configuration file, or initialization parameter missing, malformed, or incorrectly scoped.

해결법

was simple, just define HOME prior to running the installer.

set HOME=%USERPROFILE%
curl -fsSL https://claude.ai/install.cmd -o install.cmd && install.cmd
Setting up Claude Code...
√ Claude Code successfully installed!
  Version: 2.1.71
  Location: C:\Users\user1\.local\bin\claude.exe
  Next: Run claude --help to get started
‼ Setup notes:
  • Native installation exists but C:\Users\user1\.local\bin is not in your PATH. Add it by opening: System
  Properties → Environment Variables → Edit User PATH → New → Add the path above. Then restart your terminal.
Installation complete!

예상 토큰 절약

이 에러로 삽질 시: 약 5,000~15,000 토큰 소비 이 해결법 참조 시: 약 500 토큰

출처

https://github.com/anthropics/claude-code/issues/31895