Error when registering or joining some meetings and webinars

Some meetings/webinars will require Authentication to Join only for NUS Zoom users.
When joining such events, check that you are signed in correctly on the browser and desktop client or mobile app.
Sign In at https://nus-sg.zoom.us. On https://zoom.us or Zoom App or Zoom client, click on SSO, company domain: nus-sg
When these events require registration, there will be checks during the registration process as well. Please provide the email address used with your valid NUS Zoom account (valid and activated).
If you have an NUS friendly email address, please provide your friendly email address. A typical error message:

Open

Possible reasons:

1. Mismatched email address: The email address supplied during registration did not match the NUS Zoom account. Use friendly email address.

2. NUS Zoom account not valid: If you do not have an NUS Zoom account, please Log in to Zoom first, then activate the account.

3. The browser cache issue: You may want to clear your browser cache first. Alternatively, open a browser in incognito/private browsing mode and copy/paste the registration URL.

To verify the email address of your Zoom account: