Use NetPlay instead. It's a built in for online Dolphin play. You need to have the exact same save file or no save file and the same Dolphin version for it to work though. Try out 4.0-652 (dedicated NetPlay dolphin revision) or else you might have to play without dual core.
[color=green]Windows 7 x64 / i5 4690k @ 3.5 GHz / GTX 970 / 8GB RAM[/color]
