: Ensure QNX_CONFIGURATION points to your .qnx folder, where license data is stored.

If your company uses a floating license, you likely need to be on the corporate network.

Check if QNX_LICENSE or LM_LICENSE_FILE environment variables point to the correct server:

Ensure your network adapter matches the one used during initial licensing; switching from Ethernet to a VPN or Wi-Fi can sometimes break the "heartbeat" to the server.