Gulp installation issues

  node.js, question

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There was an error installing gulp. .

You are lost. It is theoretically possible to build another house in your own house in inside, but now your house is not happy, so you are not allowed to build it.
Let me tell you this: the command you want to execute should be in a directory under your project, which can be the root directory or other directories. It is suggested that you take a look at gulp’s tutorial.