Check you internet connection also
Have you tried this: https://pokemonrevolution.net/forum/viewtopic.php?f=16&t=14738
and this: https://pokemonrevolution.net/forum/viewtopic.php?f=52&t=14688
It's stable now, btw sorry for not stating my OS, it's Win7. What I did was I restarted my Machine's LAN :thanks: for the help