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  <author_name>keyama4</author_name>
  <author_url>https://blog.hatena.ne.jp/keyama4/</author_url>
  <blog_title>FFFT</blog_title>
  <blog_url>https://keyama.hatenablog.com/</blog_url>
  <categories>
    <anon>create-react-app</anon>
    <anon>react</anon>
    <anon>react-scripts</anon>
  </categories>
  <description>しばらくいじっていないcreate-react-appで作ったフロントエンドのアプリケーションをローカル起動させたらこんなエラーが。 TypeError [ERR_INVALID_ARG_TYPE]: The &quot;path&quot; argument must be of type string. Received undefined at validateString (internal/validators.js:121:11) at Object.join (path.js:1039:7) at noopServiceWorkerMiddleware (/Users/me/myapp/fronte…</description>
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  <image_url></image_url>
  <provider_name>Hatena Blog</provider_name>
  <provider_url>https://hatena.blog</provider_url>
  <published>2020-07-23 00:06:20</published>
  <title>create-react-appでTypeError [ERR_INVALID_ARG_TYPE]: The &quot;path&quot; argument must be of type string. Received undefined</title>
  <type>rich</type>
  <url>https://keyama.hatenablog.com/entry/2020/07/23/000620</url>
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