René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"beta-23: ngCompiler.ReflectorHost is not a constructor (again)","articleBody":"\u003e Please provide us with the following information:\r\n\u003e ---------------------------------------------------------------\r\n\r\n### OS?\r\nWindows 10 \r\nNode 6.9.1 \r\nNPM 3.10.8\r\n\r\n### Versions.\r\n1.0.0-beta.23\r\n\r\n### Repro steps.\r\n    ng new whatever\r\n    ng serve \r\n\r\n### The log given by the failure.\r\n\r\n    ngCompiler.ReflectorHost is not a constructor\r\n    TypeError: ngCompiler.ReflectorHost is not a constructor\r\n    at AotPlugin._setupOptions (C:\\Users\\moore\\code\\delme\\node_modules\\@ngtools\\webpack\\src\\plugin.js:136:31)\r\n    at new AotPlugin (C:\\Users\\moore\\code\\delme\\node_modules\\@ngtools\\webpack\\src\\plugin.js:37:14)\r\n    at Object.exports.getWebpackNonAotConfigPartial (C:\\Users\\moore\\code\\delme\\node_modules\\angular-cli\\models\\webpack-build-typescript.js:20:13)\r\n    at new NgCliWebpackConfig (C:\\Users\\moore\\code\\delme\\node_modules\\angular-cli\\models\\webpack-config.js:26:42)\r\n    at Class.run (C:\\Users\\moore\\code\\delme\\node_modules\\angular-cli\\tasks\\serve-webpack.js:20:22)\r\n    at C:\\Users\\moore\\code\\delme\\node_modules\\angular-cli\\commands\\serve.js:108:26\r\n    at process._tickCallback (internal/process/next_tick.js:103:7)`\r\n\r\n### Mention any other details that might be useful.\r\naccording to #3501, #3367, et. al. this is an angular 2.3.x incompatibility. #3569 made me assume this was resolved (2.3.1 was installed after re-running `ng init`), but apparently it hasn't. Downgrading angular to 2.2.x without downgrading cli results in: (also per #3569) \r\n\r\n    This version of CLI is only compatible with angular version 2.3.1 or better. Please upgrade your angular version, e.g. by running:\r\n\r\nAs such, my project cannot run with beta-23 at all and I'm having to downgrade. \r\n","author":{"url":"https://github.com/drew-moore","@type":"Person","name":"drew-moore"},"datePublished":"2016-12-16T01:18:31.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":7},"url":"https://github.com/3587/angular-cli/issues/3587"}