This is undefined

[calebvisage]

Checklist:

• I updated to the latest version available
• I cleared the cache of my browser

Release with the issue:

Last working release (if known):

Browser and Operating System:

• Ubuntu 20.04
• Chrome/Firefox

Description of problem:

Trying to run from devcontainer.
Forked and cloned the repo.
Opened in devcontainer.
Running npm start gives the following output:

(!) `this` has been rewritten to `undefined`
https://rollupjs.org/guide/en/#error-this-is-undefined
node_modules/@formatjs/intl-utils/lib/src/diff.js
1: var __assign = (this && this.__assign) || function () {
                   ^
2:     __assign = Object.assign || function(t) {
3:         for (var s, i = 1, n = arguments.length; i < n; i++) {
...and 1 other occurrence
node_modules/@formatjs/intl-utils/lib/src/resolve-locale.js
1: var __extends = (this && this.__extends) || (function () {
                    ^
2:     var extendStatics = function (d, b) {
3:         extendStatics = Object.setPrototypeOf ||

Javascript errors shown in the web inspector (if applicable):

Failed to load resource: the server responded with a status of 404 (Not Found)

Additional information:

This could very well be an issue on my side.