I think I had similiar problems with the wizard. All I did was go into Devs/NetInterfaces and modified the interface text file so that it included device=rtl8139.device
# DEVS:NetInterfaces/interface
# File generated by Internet 53.3 (1.8.2011)
# On Monday, 10-Jul-17 at 16:07:56
device=rtl8139.device
hardwaretype=Ethernet
configure=dhcp
mtu=0