First check that you are running the latest version and build. Visit
http://www.slsknet.org/download.html and download/install again if you have a doubt.
If Soulseek stills crashs, freezes or cant connect, there can be several reasons for this:
You have a firewall software installed. You need to refresh your configuration because the executable file has changed and might now be blocked. Many people believes they don't have a firewall while actually they have one installed and just forgot about it. Please triple-check.
You have one of the products from this list installed.SoulSeek 155 is NOT compatible with these products. You need to uninstall them:
Steganos(tm) Internet Anonym Pro
Steganos(tm) Secure P2P
XFire Instant-Messaging
WindowsBlind 3.x (disable theme for Soulseek)
You have one of these products from this list installed. SoulSeek 155 MAY not work with these products. You may need to uninstall them:
Nod32 Internet Monitor
ZoneAlarm on Windows 2000 SP3 or SP4
NetLimiter on Windows 2000 SP3 or SP4
WebWasher
Iontas PCEye2000 Parental Control
WyvernWorks Firewall
If SoulSeek crashs after a few minutes, try to disable the UPnP Manager in the General Options panel.
One of your cfg file is corrupted or too old to be upgraded : Go to the folder where Soulseek is installed (Default is C:Program FilesSoulseek), make a copy of all the .cfg files somewhere else for backup purpose. Try to delete first shared.cfg and try to launch Soulseek again. If not change, delete all the .cfg files except login.cfg and try to connect again.