Project Express is available to clients who maintain a Support & Upgrades Subscription with On Center Software.
When attempting to access or refresh the Project Express tab, you may receive an error message indicating your Support Subscription is Expired:
There are few reasons this may happen:
Your license is currently not On-Support with On Center Software. To check your status, contact Support by clicking Help>Support Central>Request Support from the application.
You are using an incorrect Client ID, use the Authorization Troubleshooter to ensure that you are properly licensed.