Check the following points:
- Is the firewall blocking 'PACE-Design'?
- 'PACE-Design' is connected to the correct network adapter.
- Open 'Extras' > 'Administration' > 'Select Network Adapter'
- The network cable is plugged in and the network adapter LEDs are flashing.
- Managed switches must be on the same VLAN and the port must be enabled.
- Some manageable switches need up to 60 seconds to forward a port
- Run 'PACE-Design' with administrator rights.