Fear not, press CTRL + ALT + I to show the Chrome DevTools. Reload, and you will find below warnings first
[12:31:23:0162] WARN: en-conduit-web-worker: Conduit query userSettingsGetString failed with error NotFoundError: Key not found in local settings at t.LocalSettings.getValue (https://cdn1.evernote.com/ion/dist/en-conduit-web-worker.6907b9bd4bfddffsdkf6500df.js:2:1040702) at async t.LocalSettings.getUserValue (https://cdn1.evernote.com/ion/dist/en-conduit-web-worker.6907b9bdfsdlfsb946500df.js:2:1041056) at async Promise.all (index 0) at async t.GraphQLResolver.getDataInternal (https://cdn1.evernote.com/ion/dist/en-conduit-web-worker.6907b9fdsfbd4fb946500df.js:2:1526236) g.warn (https://cdn1.evernote.com/ion/dist/en-conduit-web-worker.6907b9bd4bdfsdffb946500df.js:2:548317)
And then a warning window popped up:
For other browsers, e.g. Microsoft Edge, Opera, Firefox, with Developer tools enabled and reloading the page, you cannot see the above pop up window. That explains the reason:
๐ฎ๐๐๐๐๐ ๐ช๐๐๐๐๐ ๐๐๐ ๐๐๐๐๐๐๐ ๐๐ /๐ ๐๐๐๐๐๐๐๐๐๐๐ ๐๐ ๐๐๐ ๐๐๐๐ ๐๐๐ ๐๐๐๐๐๐๐ ๐ ๐๐ ๐๐ ๐๐๐๐๐๐๐๐ ๐๐๐๐๐๐๐!
It seems that this happens to the latest version of Chrome and Evernote only. More detailed information can be found here:
So, the simplest solution, is to log in using non-Google Chome browsers to access Evernote, if you encounter the same issues!