vue create initializes broken projects

[ElyaConrad]

Version

5.0.0-beta.2

Reproduction link

https://github.com/MauriceConrad/vue-iussue-create-example-02.07-2021

Environment info

Environment Info:

  System:
    OS: Linux 5.4 Ubuntu 20.04.2 LTS (Focal Fossa)
    CPU: (1) x64 Intel Xeon Processor (Skylake, IBRS)
  Binaries:
    Node: 15.14.0 - /usr/local/bin/node
    Yarn: Not Found
    npm: 7.7.6 - /usr/local/bin/npm
  Browsers:
    Chrome: Not Found
    Firefox: Not Found
  npmGlobalPackages:
    @vue/cli: 4.5.13

Steps to reproduce

1. $ vue create my-project
   1.1. choose second option Default (Vue 3) ([Vue 3] babel, eslint)
2. $ cd my-project
3. $ npm run serve

What is expected?

Succesfully spinning up a development server

What is actually happening?

The following error message shows up:

ERROR  Failed to compile with 1 error                                                                                                                                                      11:54:10 AM

 error  in ./node_modules/@vue/reactivity/dist/reactivity.esm-bundler.js

Module parse failed: Unexpected token (763:13)
During the process, the following error occurs:

You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders
| }
| class RefImpl {
>     _rawValue;
|     _shallow;
|     _value;

 @ ./node_modules/@vue/runtime-core/dist/runtime-core.esm-bundler.js 1:0-233 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 2:0-216 16:4-17 40:4-17 107:13-18 108:32-37 115:16-21 1958:8-13 1962:13-23 1968:35-45 1970:16-21 1973:21-31 2071:19-25 2094:8-12 2135:8-13 2210:29-34 2557:27-30 2558:26-29 2559:28-31 2905:16-29 2912:16-29 3043:28-36 3362:41-56 3378:28-33 3463:8-15 3500:32-37 3647:27-32 3823:29-34 3951:12-25 3958:12-25 4568:17-22 4592:13-18 5173:26-32 5336:8-21 5340:8-21 5755:16-20 5761:12-16 6296:27-32 6328:12-19 6338:16-23 6356:93-100 6357:15-20 6767:60-75 6768:60-75 6769:60-75 6770:59-74 6847:16-21 6997:16-21 7150:21-28 7160:8-21 7161:134-149 7162:8-21 7210:30-39 7264:8-21 7266:8-21 7314:23-38 7334:46-55 7334:56-63 7389:14-24 7576:21-26 7586:21-31 7593:24-34 7596:21-31 7624:53-58 7630:52-57 7696:48-53
 @ ./node_modules/@vue/runtime-dom/dist/runtime-dom.esm-bundler.js
 @ ./node_modules/vue/dist/vue.runtime.esm-bundler.js
 @ ./src/main.js
 @ multi (webpack)-dev-server/client?http://localhost:8080&sockPath=/sockjs-node (webpack)/hot/dev-server.js ./src/main.js

---

This happens with exactly the same dependencies of project initialization months before. I also tried to just reinstall an already initialized project without modifying the package.json. The project broke instead.

[haoqunjiang]

Duplicate of #6562 (comment)