How to resolve 'Your authorization has expired. Sign in again to proceed'
A user may encounter this error when attempting to send an email in MYOB Acumatica

Why this happens:
This error occurs because the authorization for your email account has expired.
This error occurs because the authorization for your email account has expired.
Solution:
Navigate to the Email Accounts screen (SM204002)
Select the affected email account
Click on Sign-In
A pop-up box will appear:
If your account is listed, select it and confirm.
If not, enter your email address and password, then click Sign In.
Once signed in, retry sending the email