René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"EnvHttpProxyAgent invalid onError method","articleBody":"### Version\n\n26.3.0\n\n### Platform\n\n```text\nwindows\n```\n\n### Subsystem\n\n_No response_\n\n### What steps will reproduce the bug?\n\nRun `npm test` in https://github.com/nodejs/node-addon-api/ with an `http_proxy` env set.\n\n### How often does it reproduce? Is there a required condition?\n\nReproducible with node \u003e= v26.1.0 (v26.2.0, v26.3.0)\n\nNot reproducible with node 26.0.0, or 24.x.\n\nI also tested on mac, and it is not reproducible. Seems like a Windows only issue.\n\n### What is the expected behavior? Why is that the expected behavior?\n\n```\n$ npm run test\n\n\u003e node-addon-api@8.8.0 pretest\n\u003e node-gyp rebuild -C test\n\ngyp info it worked if it ends with ok\ngyp info using node-gyp@12.3.0\ngyp info using node@26.1.0 | win32 | x64\ngyp info chdir test\ngyp info find Python using Python version 3.14.5 found at \"C:\\Users\\cwu631\\AppData\\Local\\Programs\\Python\\Python314\\python.exe\"\n\ngyp http GET https://nodejs.org/download/release/v26.1.0/node-v26.1.0-headers.tar.gz\n(node:31964) [UNDICI-EHPA] Warning: EnvHttpProxyAgent is experimental, expect them to change at any time.\n(Use `node --trace-warnings ...` to show where the warning was created)\ngyp WARN install got an error, rolling back install\ngyp ERR! configure error\ngyp ERR! stack InvalidArgumentError: invalid onError method\ngyp ERR! stack at EnvHttpProxyAgent.dispatch (C:\\Users\\cwu631\\AppData\\Local\\nvm\\v26.1.0\\node_modules\\npm\\node_modules\\undici\\lib\\dispatcher\\dispatcher-base.js:188:15)\ngyp ERR! stack at node:internal/deps/undici/undici:13941:57\ngyp ERR! stack at new Promise (\u003canonymous\u003e)\ngyp ERR! stack at dispatchWithProtocolPreference (node:internal/deps/undici/undici:13941:18)\ngyp ERR! stack at dispatch (node:internal/deps/undici/undici:13939:16)\ngyp ERR! stack at httpNetworkFetch (node:internal/deps/undici/undici:13837:73)\ngyp ERR! stack at httpNetworkOrCacheFetch (node:internal/deps/undici/undici:13707:39)\ngyp ERR! stack at httpFetch (node:internal/deps/undici/undici:13529:43)\ngyp ERR! stack at schemeFetch (node:internal/deps/undici/undici:13446:18)\ngyp ERR! stack at mainFetch (node:internal/deps/undici/undici:13290:30)\ngyp ERR! System Windows_NT 10.0.26100\ngyp ERR! command \"C:\\\\Users\\\\cwu631\\\\AppData\\\\Local\\\\nvm\\\\v26.1.0\\\\node.exe\" \"C:\\\\Users\\\\cwu631\\\\AppData\\\\Local\\\\nvm\\\\v26.1.0\\\\node_modules\\\\npm\\\\node_modules\\\\node-gyp\\\\bin\\\\node-gyp.js\" \"rebuild\" \"-C\" \"test\"\ngyp ERR! cwd C:\\dev\\nodejs\\node-addon-api\\test\ngyp ERR! node -v v26.1.0\ngyp ERR! node-gyp -v v12.3.0\ngyp ERR! $npm_package_name node-addon-api\ngyp ERR! $npm_package_version 8.8.0\ngyp ERR! not ok\n```\n\n### What do you see instead?\n\nThe gyp rebuild should successfully download the header.\n\n### Additional information\n\n_No response_","author":{"url":"https://github.com/legendecas","@type":"Person","name":"legendecas"},"datePublished":"2026-06-05T16:20:23.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/63757/node/issues/63757"}