I tried downloading limewire today and after the installation i let it start.

I came across to this message and would appreciate any help .

LimeWire version 4.12.6
Java version 1.5.0_03 from Sun Microsystems Inc.
Windows XP v. 5.1 on x86
Free/total memory: 3169296/4128768

com.limegroup.gnutella.gui.GUILoader$StartupFailed Exception: file [LimeWire.jar] has hash of [212CE41FC54827F4534B27063325B6BB] instead of expected [0B27FDA0142B4B9559F936A9C3EBBDB8]
at com.limegroup.gnutella.gui.GUILoader.verifyHashes( GUILoader.java:328)
at com.limegroup.gnutella.gui.GUILoader.sanityCheck(G UILoader.java:294)
at com.limegroup.gnutella.gui.GUILoader.load(GUILoade r.java:48)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Nativ e Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknow n Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Un known Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.limegroup.gnutella.gui.Main.main(Main.java:44)

STARTUP ERROR!

-- listing properties --
WINDOW_Y=0
WINDOW_X=0
PORT=38236
THEME_FILE=C:\Documents and Settings\Charles\.li...
TOTAL_CONNECTION_TIME=27986535
RUN_ON_STARTUP=false
UPDATE_DELAY=252000020
UPDATE_GIVEUP_FACTOR=49
FILTER_HASH_QUERIES=true
INSTALLED=true
UI_LIBRARY_TREE_DIVIDER_LOCATION=122
AVERAGE_UPTIME=4581
TOTAL_UPTIME=132876
MAX_UPLOAD_BYTES_PER_SEC=62
MIN_CONNECT_TIME=7
CONTENT_AUTHORITIES=fserv1.limewire.com:10000
COUNTRY=
TREE_NODE_PREFIXES=a
LAST_SHUTDOWN_TIME=1159406287390
APP_WIDTH=1280
SESSIONS=29
LAST_ACCEPTABLE_BUG_VERSION=4.12.5
FRACTIONAL_UPTIME=0.003978355
UPDATE_RETRY_DELAY=1800001
CONNECTION_SPEED=350
LAST_EXPIRE_TIME=1159403866562
TOTAL_CONNECTIONS=5
DIRECTORY_FOR_SAVING_FILES=C:\Documents and Settings\Charles\My ...
MAX_DOWNLOAD_BYTES_PER_SEC=303
UPDATE_DOWNLOAD_DELAY=14400001
RUN_ONCE=true
AVERAGE_CONNECTION_TIME=5597307
APP_HEIGHT=984
EVIL_HOSTS=Bear
DIRECTORIES_TO_SEARCH_FOR_FILES=C:\Documents and Settings\Charles\My ...
MAX_SIM_DOWNLOAD=8
LAST_GWEBCACHE_FETCH_TIME=1159403940187
UNSET_FIREWALLED_FROM_CONNECTBACK=true
CLIENT_ID=49FB0F151AD22A26671628A9D6E2B800
THEME_DIR=C:\Documents and Settings\Charles\.li...
FLUSH_DELAY_TIME=25
CONTENT_MANAGEMENT_ACTIVE=true
IDLE_CONNECTIONS=2



FILES IN CURRENT DIRECTORY:
C:\Program Files\LimeWire\.NetworkShare
LAST MODIFIED: 1161125276015
SIZE: 0

C:\Program Files\LimeWire\clink.jar
LAST MODIFIED: 1161125258781
SIZE: 307949

C:\Program Files\LimeWire\commons-httpclient.jar
LAST MODIFIED: 1161125259781
SIZE: 459988

C:\Program Files\LimeWire\commons-logging.jar
LAST MODIFIED: 1161125259843
SIZE: 59154

C:\Program Files\LimeWire\commons-net.jar
LAST MODIFIED: 1161125259890
SIZE: 355370

C:\Program Files\LimeWire\COPYING
LAST MODIFIED: 1156261556013
SIZE: 18349

C:\Program Files\LimeWire\daap.jar
LAST MODIFIED: 1161125259921
SIZE: 388504

C:\Program Files\LimeWire\data.ser
LAST MODIFIED: 1156261556138
SIZE: 358

C:\Program Files\LimeWire\donotremove.htm
LAST MODIFIED: 1156261555826
SIZE: 0

C:\Program Files\LimeWire\GenericWindowsUtils.dll
LAST MODIFIED: 1156261551091
SIZE: 12279

C:\Program Files\LimeWire\hashes
LAST MODIFIED: 1156261723404
SIZE: 298

C:\Program Files\LimeWire\i18n.jar
LAST MODIFIED: 1161125259953
SIZE: 25678

C:\Program Files\LimeWire\icu4j.jar
LAST MODIFIED: 1161125259984
SIZE: 741440

C:\Program Files\LimeWire\id3v2.jar
LAST MODIFIED: 1161125260000
SIZE: 94430

C:\Program Files\LimeWire\install.log
LAST MODIFIED: 1161125275687
SIZE: 2098

C:\Program Files\LimeWire\jcraft.jar
LAST MODIFIED: 1161125260015
SIZE: 136693

C:\Program Files\LimeWire\jl011.jar
LAST MODIFIED: 1161125260078
SIZE: 255016

C:\Program Files\LimeWire\jmdns.jar
LAST MODIFIED: 1161125261109
SIZE: 69306

C:\Program Files\LimeWire\language.prop
LAST MODIFIED: 1161125196765
SIZE: 4

C:\Program Files\LimeWire\LimeWire On Startup.lnk
LAST MODIFIED: 1161125275687
SIZE: 1538

C:\Program Files\LimeWire\LimeWire.exe
LAST MODIFIED: 1156261555747
SIZE: 159744

C:\Program Files\LimeWire\LimeWire.ico
LAST MODIFIED: 1156261555810
SIZE: 92854

C:\Program Files\LimeWire\LimeWire.jar
LAST MODIFIED: 1161125238015
SIZE: 7117582

C:\Program Files\LimeWire\LimeWire.jar.tmp
LAST MODIFIED: 1161125205140
SIZE: 7117582

C:\Program Files\LimeWire\LimeWire20.dll
LAST MODIFIED: 1156261553326
SIZE: 40960

C:\Program Files\LimeWire\log4j.jar
LAST MODIFIED: 1161125261546
SIZE: 677952

C:\Program Files\LimeWire\log4j.properties
LAST MODIFIED: 1156261556169
SIZE: 7171

C:\Program Files\LimeWire\looks.jar
LAST MODIFIED: 1161125263625
SIZE: 630634

C:\Program Files\LimeWire\MessagesBundle.properties
LAST MODIFIED: 1156261543747
SIZE: 114510

C:\Program Files\LimeWire\MessagesBundles.jar
LAST MODIFIED: 1161125257015
SIZE: 2951044

C:\Program Files\LimeWire\mp3sp14.jar
LAST MODIFIED: 1161125265453
SIZE: 40064

C:\Program Files\LimeWire\msvcr71.dll
LAST MODIFIED: 1156181867982
SIZE: 348160

C:\Program Files\LimeWire\pmf.ico
LAST MODIFIED: 1156261555904
SIZE: 3262

C:\Program Files\LimeWire\ProgressTabs.jar
LAST MODIFIED: 1161125258593
SIZE: 5786

C:\Program Files\LimeWire\root
LAST MODIFIED: 1161125196671
SIZE: 0

C:\Program Files\LimeWire\SOURCE
LAST MODIFIED: 1156261556060
SIZE: 268

C:\Program Files\LimeWire\spacer.gif
LAST MODIFIED: 1156261558701
SIZE: 49

C:\Program Files\LimeWire\themes.jar
LAST MODIFIED: 1161125265796
SIZE: 620179

C:\Program Files\LimeWire\tritonus.jar
LAST MODIFIED: 1161125266812
SIZE: 152711

C:\Program Files\LimeWire\uninstall.exe
LAST MODIFIED: 1161125275750
SIZE: 186040

C:\Program Files\LimeWire\unpack.log
LAST MODIFIED: 1161125226500
SIZE: 587

C:\Program Files\LimeWire\unpack200.exe
LAST MODIFIED: 1150474389125
SIZE: 122880

C:\Program Files\LimeWire\update.ver
LAST MODIFIED: 1156261547935
SIZE: 3810

C:\Program Files\LimeWire\vorbis.jar
LAST MODIFIED: 1161125267453
SIZE: 27215

C:\Program Files\LimeWire\WindowsFirewall.dll
LAST MODIFIED: 1156261553404
SIZE: 61440

C:\Program Files\LimeWire\WindowsV5PlusUtils.dll
LAST MODIFIED: 1156261553451
SIZE: 12808

C:\Program Files\LimeWire\xerces.jar
LAST MODIFIED: 1161125267687
SIZE: 2147687

C:\Program Files\LimeWire\xml-apis.jar
LAST MODIFIED: 1161125272515
SIZE: 207655

C:\Program Files\LimeWire\xml.war
LAST MODIFIED: 1156261549482
SIZE: 8423

Try steps 1, 2, 3, & 5 here Fixes for Limewire. That includes reinstalling Java.

If that doesn't fix it, reinstall LW using the "Offline" installer. http://www.limewire.com/english/content/download.shtml