I'm having this same problem. Typically FrostWire and LimeWire start out fine, but then I get a frozen gray splash screen.

BTW: here's my stack trace:

Exception in thread "AWT-XAWT" java.lang.Error: can't load com.birosoft.liquid.LiquidLookAndFeel
at javax.swing.UIManager.initializeDefaultLAF(UIManag er.java:1176)
at javax.swing.UIManager.initialize(UIManager.java:12 57)
at javax.swing.UIManager.maybeInitialize(UIManager.ja va:1245)
at javax.swing.UIManager.getDefaults(UIManager.java:5 56)
at javax.swing.UIManager.getColor(UIManager.java:590)
at com.sun.java.swing.plaf.motif.MotifBorders$BevelBo rder.<init>(MotifBorders.java:43)
at com.sun.java.swing.plaf.motif.MotifLookAndFeel.ini tComponentDefaults(MotifLookAndFeel.java:197)
at sun.awt.X11.XAWTLookAndFeel.initComponentDefaults( XAWTLookAndFeel.java:81)
at javax.swing.plaf.basic.BasicLookAndFeel.getDefault s(BasicLookAndFeel.java:97)
at sun.awt.X11.XToolkit.initUIDefaults(XToolkit.java: 232)
at sun.awt.X11.XToolkit.run(XToolkit.java:437)
at java.lang.Thread.run(Thread.java:595)
Full thread dump Java HotSpot(TM) Client VM (1.5.0_07-b03 mixed mode, sharing):

"AWT-Shutdown" prio=1 tid=0x08475030 nid=0x7a60 in Object.wait() [0xb0796000..0xb0796e50]
at java.lang.Object.wait(Native Method)
- waiting on <0x88ece190> (a java.lang.Object)
at java.lang.Object.wait(Object.java:474)
at sun.awt.AWTAutoShutdown.run(AWTAutoShutdown.java:2 59)
- locked <0x88ece190> (a java.lang.Object)
at java.lang.Thread.run(Thread.java:595)

"Java2D Disposer" daemon prio=1 tid=0x083d7dd8 nid=0x7a5d in Object.wait() [0xb0853000..0xb08540d0]
at java.lang.Object.wait(Native Method)
- waiting on <0x88ec3768> (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(ReferenceQueue .java:116)
- locked <0x88ec3768> (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(ReferenceQueue .java:132)
at sun.java2d.Disposer.run(Disposer.java:107)
at java.lang.Thread.run(Thread.java:595)

"Low Memory Detector" daemon prio=1 tid=0x080a39e0 nid=0x7a5b runnable [0x00000000..0x00000000]

"CompilerThread0" daemon prio=1 tid=0x080a2438 nid=0x7a5a waiting on condition [0x00000000..0xb233cb38]

"Signal Dispatcher" daemon prio=1 tid=0x080a1498 nid=0x7a59 runnable [0x00000000..0x00000000]

"Finalizer" daemon prio=1 tid=0x08099f38 nid=0x7a58 in Object.wait() [0xb2478000..0xb2478e50]
at java.lang.Object.wait(Native Method)
- waiting on <0x88e9fdc0> (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(ReferenceQueue .java:116)
- locked <0x88e9fdc0> (a java.lang.ref.ReferenceQueue$Lock)
at java.lang.ref.ReferenceQueue.remove(ReferenceQueue .java:132)
at java.lang.ref.Finalizer$FinalizerThread.run(Finali zer.java:159)

"Reference Handler" daemon prio=1 tid=0x080991f0 nid=0x7a57 in Object.wait() [0xb24f9000..0xb24f9fd0]
at java.lang.Object.wait(Native Method)
- waiting on <0x88e9fe40> (a java.lang.ref.Reference$Lock)
at java.lang.Object.wait(Object.java:474)
at java.lang.ref.Reference$ReferenceHandler.run(Refer ence.java:116)
- locked <0x88e9fe40> (a java.lang.ref.Reference$Lock)

"main" prio=1 tid=0x0805cb70 nid=0x7a55 in Object.wait() [0xbfce7000..0xbfce77d8]
at java.lang.Object.wait(Native Method)
- waiting on <0x893fbb40> (a com.limegroup.gnutella.gui.AWTSplashWindow)
at java.lang.Object.wait(Object.java:474)
at com.limegroup.gnutella.gui.AWTSplashWindow.splash( AWTSplashWindow.java:145)
- locked <0x893fbb40> (a com.limegroup.gnutella.gui.AWTSplashWindow)
at com.limegroup.gnutella.gui.Main.showInitialSplash( Main.java:70)
at com.limegroup.gnutella.gui.Main.main(Main.java:38)

"VM Thread" prio=1 tid=0x08096648 nid=0x7a56 runnable

"VM Periodic Task Thread" prio=1 tid=0x080a4ec8 nid=0x7a5c waiting on condition