title: "export 'default' (imported as 'Vue') was not found in 'vue'
body: <p>I am a beginner with VueJs and this is my first App:</p>
  <pre class="lang-js prettyprint-override"><code>import { BootstrapVue } from 'bootstrap-vue'
  import { createApp } from 'vue'
  import App from './App.vue'
      
  const myApp = createApp(App)
  myApp.use(BootstrapVue)
  myApp.mount('#app')
  </code></pre>
  <p>And when I save, nothing appears in my browser and it show this message in the Command:</p>
  <pre><code>warning  in ./src/main.js
  
  &quot;export 'default' (imported as 'Vue') was not found in 'vue'
  </code></pre>