hi there, i´m having the same problem. I believe it is a pretty common problem. This problem also creates a .txt named "hs_err_pid616" which contains the detailed error, i can show a part that i believe might be the technical name lol EXCEPTION_FLT_STACK_CHECK (0xc0000092) at pc=0x00a5cc69, pid=616, tid=1712.

1. what OS version? (eg: Windows 98, XP,OSX, Vista) XP Sp2
2. What firewalls you have? None (Just Windows Firewall)
3. How much ram ? 512 Mb
4. Hard Disk space available ? 180Gb
5. Connection type (eg: dialup, broadband, cable, etc.) ? Broadband
6. Modem & router brand name & model numbers ? Modem Zyxel 660r-t1
7. Where are you trying to connect from (house, appartment complex, school, student accomodation, work, etc.) ? House
8. What version,LimeWire & Java,Go to L/W's Help/About L/W, THIS show both LW & Java version.? Limewire 4.10.3 , Java 6 Update 1
9. Who is your ISP provider (Internet Service Provider) ? Terra (Chilean ISP)
10. Do this test click here: http://www3.limewire.com:6346/ should say 'Your test worked!. What happens ? Your Test Worked
11. Are you sharing the connection with other computers or p2p sharing programs? If yes, please give details of set up. No
12. Is this a your 1st try at LW or is this a new problem with an experienced user.? new problem with an experienced user
13. Do you see a brick wall in front of the blue world icon at the bottom of LW's interface ? Nop, not blocked (When i was able to open LW)
14. Have you given full permisions for LimeWire to pass through your Firewall ? Full Permissions (as a Exception)
15. XP users, Please state XP firewall on or off.? OFF

Thx in advance.