If you are a design engineer, CAD manager, or aerospace professional, few pop-up messages bring work to a screeching halt faster than the dreaded warning: "The expiration date of your license has arrived."
For managers: implement a monthly license health check script and push NTP synchronization to all workstations. For students: bookmark the Dassault academic portal and renew your license a week before finals. The Expiration Date Of Your License Has Arrived Catia
This article explores exactly what this error means, why it happens (from expired leases to incorrect system clocks), and—most importantly—how to fix it in 30 minutes or less. In simple terms, CATIA licenses are not perpetual unless you have purchased a permanent license with a maintenance plan. Most modern CATIA deployments use timed licenses (e.g., monthly, annual, or educational licenses). If you are a design engineer, CAD manager,
