Socket Errors
From TrueERP wiki
Overview
This is a warning that is generated when the ERP Service Menu cannot communicate with one of the ERP Licensing servers around the world.
This will be because port 49500 on your firewall or router or both is blocking this port from 2 way communication.
To fix this you will need to add an exception to your firewall and router for this port.
The firewall can be a hardware unit as well as software and it will be in any virus scanning software running