Getting this error

Any ideas what to do?

[adam@localhost LimeWire]$ ./runLime.sh
Warning: -jar not understood. Ignoring.
Exception in thread "main" java.lang.NoClassDefFoundError: RunLime.jar
at 0x4026d420: java.lang.Error.Error(java.lang.String) (/usr/lib/libgcj.so.3)
at 0x4026f2d0: java.lang.LinkageError.LinkageError(java.lang.Stri ng) (/usr/lib/libgcj.so.3)
at 0x40270960: java.lang.NoClassDefFoundError.NoClassDefFoundErro r(java.lang.String) (/usr/lib/libgcj.so.3)
at 0x402c7edf: gnu.gcj.runtime.FirstThread.run() (/usr/lib/libgcj.so.3)
at 0x4026077c: _Jv_ThreadRun(java.lang.Thread) (/usr/lib/libgcj.so.3)
at 0x402273bc: _Jv_RunMain(java.lang.Class, byte const, int, byte const, boolean) (/usr/lib/libgcj.so.3)
at 0x0804882f: ?? (??:0)
at 0x40674082: __libc_start_main (/lib/i686/libc.so.6)
at 0x080486c1: ?? (??:0)