Add the following code to the routing file   router/index.js

//Solve the problem that vue-router in the navigation bar of ElementUI reports an error when repeatedly clicking the menu in version 3.0 or above
const originalPush = Router.prototype.push
Router.prototype.push = function push (location) {
  return originalPush.call(this, location).catch(err => err)
}

Good position!!!!!

Type

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