before attempting to launch CADWorx, as the software requires an active SPLM-based license to run. Check Firewall Settings

Often, a firewall blocks the communication between the client and the server. You must allow the SPLM executable through the Windows Firewall.

The primary causes of a 7502 error fall into four categories:

Discrepancies in the system clock between the client and the server can cause license handshake failures.