SOCKS Filter

Would somebody know what this error is and what are some possible causes?

Event Type: Error
Event Source: SOCKS Filter
Event Category: None
Event ID: 20002
Date: 12/31/2003
Time: 1:19:17 PM
User: N/A
Computer: INTERNAL
Description:
SOCKS filter: failed to bind IP address 192.168.0.2:1080 for listening.
Future SOCKS requests will be refused.

For more information, see Help and Support Center at
http://go.microsoft.com/fwlink/events.asp.
Data:
0000: 40 27 07 80 @'.€



Thanks in advance