I tired to download the emulator ( VBA link ) and start all over again but i still have the same problem... But thanks for your respond...I tried to link between two pc with LAN but one of the emulator on the other pc's not responding once the character enter the trading chamber... In single pc, one of the emulator become not responding a while then the link error message appear...My pc is Pentium duo core 3.4 ghz, 1024ram....i tried to switch off the sound but it wont work either...