docs: add warning against npm update -g for global upgrades#55857
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SanskaarUndale21 wants to merge 1 commit intoanthropics:mainfrom
Open
docs: add warning against npm update -g for global upgrades#55857SanskaarUndale21 wants to merge 1 commit intoanthropics:mainfrom
SanskaarUndale21 wants to merge 1 commit intoanthropics:mainfrom
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A known bug in certain npm versions causes `npm update -g` to wipe the entire global node_modules directory, deleting npm itself. Add an explicit warning to the npm installation section directing users to use `npm install -g @anthropic-ai/claude-code@latest` instead. Fixes anthropics#55725
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Pull request overview
Adds an explicit README warning to prevent users from breaking their global Node/npm environment when attempting to upgrade via npm update -g, and directs them to a safe upgrade command.
Changes:
- Add a GitHub admonition warning under the deprecated npm install instructions.
- Recommend upgrading with
npm install -g @anthropic-ai/claude-code@latestinstead ofnpm update -g.
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Summary
npm update -gto wipe the entire globalnode_modulesdirectory, removing npm itself and breaking the Node environment entirely.npm update -g @anthropic-ai/claude-codewhen trying to upgrade, not realising the risk.[!WARNING]callout directly below the npm install command, advising againstnpm update -gand recommending the safe alternative:Closes #55725
Changes
README.md: added a GitHub-flavoured-markdown warning block under the NPM (Deprecated) install step.Test plan