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[HPM] Error occurred while trying to proxy request /userinfo from localhost:8081 to http://localhost:4000 (HPE_INVALID_VERSION) (https://nodejs.org/api/errors.html#errors_common_system_errors) C:\Users\Caroline>nvm -v Running version 1.1.7. Usage: nvm arch : Show if node is running in 32 or 64 bit mode. nvm install <version> [arch] : The version can be a node.js version or "latest" for the latest stable version. Optionally specify whether to install the 32 or 64 bit version (defaults to system arch). Set [arch] to "all" to install 32 AND 64 bit versions. Add --insecure to the end of this command to bypass SSL validation of the remote download server. nvm list [available] : List the node.js installations. Type "available" at the end to see what can be installed. Aliased as ls. nvm on : Enable node.js version management. nvm off : Disable node.js version management. nvm proxy [url] : Set a proxy to use for downloads. Leave [url] blank to see the current proxy. Set [url] to "none" to remove the proxy. nvm node_mirror [url] : Set the node mirror. Defaults to https://nodejs.org/dist/. Leave [url] blank to use default url. nvm npm_mirror [url] : Set the npm mirror. Defaults to https://github.com/npm/cli/archive/. Leave [url] blank to default url. nvm uninstall <version> : The version must be a specific version. nvm use [version] [arch] : Switch to use the specified version. Optionally specify 32/64bit architecture. nvm use <arch> will continue using the selected version, but switch to 32/64 bit mode. nvm root [path] : Set the directory where nvm should store different versions of node.js. If <path> is not set, the current root will be displayed.