npm ERR! missing: core-util-is@^1.0.2, required by Administrator

一、错误描述vue C:\Users\Administrator>npm list C:\Users\Administrator +-- babel-core@5.8.38 extraneous +-- UNMET DEPENDENCY core-util-is@^1.0.2 +-- grunt@1.0.2 extraneous +-- UNMET DEPENDENCY process-nexti

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