Your License Has Arrived Catia — The Expiration Date Of

Licenses are often "node-locked" to a specific machine's unique ID. If you have recently upgraded your PC or are using a docking station (like a Thunderbolt dock), your Target ID may have shifted.

Your annual or multi-year license term has physically ended.

Your computer cannot "talk" to the Dassault Systèmes License Server (DSLS) due to network issues or firewall blocks. Step 1: Check Your License Status The Expiration Date Of Your License Has Arrived Catia

Go to Tools > Options > General > Licensing to see which configurations are currently requested. Step 2: Troubleshooting Connection Issues

If you know your license should still be valid, the issue is likely communication with the server. Licenses are often "node-locked" to a specific machine's

Seeing the message in CATIA can bring high-stakes projects to a screeching halt. Whether you are an individual user or managing a fleet of workstations, this error indicates that your CAD software can no longer verify a valid, active entitlement for the product or specific workbench you are trying to use. Why Does This Error Occur?

Use the Managed DSLS Eligibility tool from Dassault Systèmes to check if your workstation can reach the license service. Your computer cannot "talk" to the Dassault Systèmes

Ensure ports 4084 and 4085 are open on your local machine and the server. Step 3: Resolving Hardware or "Target ID" Changes

Before assuming you need to buy a new license, verify what CATIA sees: