Problem Connection to my PC using Kies Mini


I keep getting this mesage anytime i try to connect to the pc using the Kies mini:
Firmware version: Failed to connect to the model information server
Firmware upgrate

Info on my device
model number: GT-I5700
Firmware Version: 2.1-update 1
Base Version: I570ExXJC1
Kernel Version: 2.6.29 root@SE-S611 #2
Build Number: ECLAIR.XXJCD

Any ideas folks??? Thx