Here is my installer log, check out the problems for your selves...

Installation: Unsuccessful.

0 SUCCESSES
0 WARNINGS
2 NONFATAL ERRORS
1 FATAL ERRORS

Action Notes:

None.

Install Log Detail:

Custom Action: com.limegroup.install.SettingsTranslator
Status: ERROR
Additional Notes: ERROR - class com.limegroup.install.SettingsTranslator.install() Unexpected Fatal Error:

Check Disk Space: /Hard Disk/Applications (Mac OS 9)/LimeWire
Status: SUCCESSFUL
Additional Notes: NOTE - Required Disk Space: 8,784,989; Free Disk Space: 2,089,265,152

Install Directory: /Hard Disk/Applications (Mac OS 9)/LimeWire/
Status: SUCCESSFUL

Install Directory: /Hard Disk/Applications (Mac OS 9)/LimeWire/UninstallerData/
Status: SUCCESSFUL

Install Uninstaller: LimeWire (Install All Uninstaller Components)
Status: SUCCESSFUL

Install Uninstaller: LimeWire (Install All Uninstaller Components)
Status: ERROR
Additional Notes: ERROR - java.io.IOException: Macbinary version in file is: 177This decoder only supports 129
ERROR - Error writing LaunchAnywhere components (Access Denied)

Create LaunchAnywhere: LimeWire (Install All LaunchAnywhere Java Executable Components)
Status: SUCCESSFUL

Create LaunchAnywhere: LimeWire (Install All LaunchAnywhere Java Executable Components)
Status: FATAL ERROR
Additional Notes: FATAL ERROR - java.io.IOException: Macbinary version in file is: 177This decoder only supports 129
FATAL ERROR - Error writing LaunchAnywhere components (Access Denied)

Install File: /Hard Disk/Applications (Mac OS 9)/LimeWire/LimeWire.jar
Status: SUCCESSFUL

Install File: /Hard Disk/Applications (Mac OS 9)/LimeWire/collections.jar
Status: SUCCESSFUL

Install File: /Hard Disk/Applications (Mac OS 9)/LimeWire/swing.jar
Status: SUCCESSFUL

Install File: /Hard Disk/Applications (Mac OS 9)/LimeWire/jl011.jar
Status: SUCCESSFUL

Install File: /Hard Disk/Applications (Mac OS 9)/LimeWire/xerces.jar
Status: SUCCESSFUL

Install File: /Hard Disk/Applications (Mac OS 9)/LimeWire/MessagesBundles.jar
Status: SUCCESSFUL

Install File: /Hard Disk/Applications (Mac OS 9)/LimeWire/MessagesBundle.properties
Status: SUCCESSFUL

Install File: /Hard Disk/Applications (Mac OS 9)/LimeWire/ads.war
Status: SUCCESSFUL

Install File: /Hard Disk/Applications (Mac OS 9)/LimeWire/MessagesBundle.properties
Status: SUCCESSFUL

Install File: /Hard Disk/Applications (Mac OS 9)/LimeWire/xml.war
Status: SUCCESSFUL

Install Directory: /Hard Disk/Desktop Folder/
Status: SUCCESSFUL
Additional Notes: NOTE - Directory already existed

Install Directory: /Hard Disk/Desktop Folder/
Status: SUCCESSFUL
Additional Notes: NOTE - Directory already existed

I, too, had same problem as triple5souls and when I ran norton antivirus, all songs came back with error message saying NOT SCANNED - FILE SYSTEM ERROR OCCURED. (no viruses , though.) I uninstalled all of limewire with Spring Cleaning. anyone out there know why this happens?