my computer keeps coming up with the virus Win32.psp-Worm.Alcan.a and constantly opens up limewire when i have closed it down and has the error that says this:

LimeWire version 4.9.28 Pro
Java version 1.4.2_05 from Sun Microsystems Inc.
Windows XP v. 5.1 on x86
Free/total memory: 2420168/4128768

com.limegroup.gnutella.gui.GUILoader$StartupFailed Exception: invalid update.ver
at com.limegroup.gnutella.gui.GUILoader.sanityCheck(G UILoader.java:274)
at com.limegroup.gnutella.gui.GUILoader.load(GUILoade r.java:40)
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 --
FILTER_HASH_QUERIES=true
APP_HEIGHT=760
DIRECTORIES_TO_SEARCH_FOR_FILES=C:\Documents and Settings\Marcus\Shar...
FRACTIONAL_UPTIME=0.085217826
LAST_EXPIRE_TIME=1128210927547
SESSIONS=15
LAST_ACCEPTABLE_BUG_VERSION=4.9.31
DIRECTORY_FOR_SAVING_FILES=C:\Documents and Settings\Marcus\Shared
UPDATE_DOWNLOAD_DELAY=20000000
RUN_ONCE=true
COUNTRY=
SHOW_TOTD=false
CLIENT_ID=FC16349A20862B08602A1BF1E9361400
LAST_SHUTDOWN_TIME=1129333305697
TREE_NODE_PREFIXES=z
MAX_UPLOAD_BYTES_PER_SEC=28
PORT=11521
TOTAL_UPTIME=60826
AVERAGE_UPTIME=4344
UPDATE_GIVEUP_FACTOR=24
RUN_ON_STARTUP=false
UNSET_FIREWALLED_FROM_CONNECTBACK=true
FLUSH_DELAY_TIME=256
INSTALLED=true
MAX_SIM_DOWNLOAD=8
UI_LIBRARY_TREE_DIVIDER_LOCATION=130
LAST_GWEBCACHE_FETCH_TIME=1128816082051
UPDATE_DELAY=25200002
WINDOW_Y=0
CONNECTION_SPEED=350
MAX_DOWNLOAD_BYTES_PER_SEC=277
WINDOW_X=272



FILES IN CURRENT DIRECTORY:
C:\Program Files\LimeWire\clink.jar
LAST MODIFIED: 1124988027517
SIZE: 307949

C:\Program Files\LimeWire\commons-httpclient.jar
LAST MODIFIED: 1124988028517
SIZE: 459988

C:\Program Files\LimeWire\commons-logging.jar
LAST MODIFIED: 1124988029032
SIZE: 59154

C:\Program Files\LimeWire\daap.jar
LAST MODIFIED: 1124988029860
SIZE: 311611

C:\Program Files\LimeWire\GenericWindowsUtils.dll
LAST MODIFIED: 1124988006188
SIZE: 12279

C:\Program Files\LimeWire\i18n.jar
LAST MODIFIED: 1124988030173
SIZE: 25678

C:\Program Files\LimeWire\icu4j.jar
LAST MODIFIED: 1124988031142
SIZE: 741440

C:\Program Files\LimeWire\id3v2.jar
LAST MODIFIED: 1124988031704
SIZE: 94430

C:\Program Files\LimeWire\jcraft.jar
LAST MODIFIED: 1124988032360
SIZE: 136693

C:\Program Files\LimeWire\jl011.jar
LAST MODIFIED: 1124988033063
SIZE: 255016

C:\Program Files\LimeWire\jmdns.jar
LAST MODIFIED: 1124988033579
SIZE: 69306

C:\Program Files\LimeWire\LimeWire.exe
LAST MODIFIED: 1124988010892
SIZE: 81920

C:\Program Files\LimeWire\LimeWire.jar
LAST MODIFIED: 1124988025376
SIZE: 6016244

C:\Program Files\LimeWire\LimeWire20.dll
LAST MODIFIED: 1124988010720
SIZE: 40960

C:\Program Files\LimeWire\logicrypto.jar
LAST MODIFIED: 1124988034485
SIZE: 227510

C:\Program Files\LimeWire\looks.jar
LAST MODIFIED: 1124988036735
SIZE: 630634

C:\Program Files\LimeWire\MessagesBundles.jar
LAST MODIFIED: 1124988026188
SIZE: 2654853

C:\Program Files\LimeWire\mp3sp14.jar
LAST MODIFIED: 1124988042345
SIZE: 40064

C:\Program Files\LimeWire\ProgressTabs.jar
LAST MODIFIED: 1124988026563
SIZE: 5964

C:\Program Files\LimeWire\themes.jar
LAST MODIFIED: 1124988042688
SIZE: 504485

C:\Program Files\LimeWire\tritonus.jar
LAST MODIFIED: 1124988043392
SIZE: 152711

C:\Program Files\LimeWire\vorbis.jar
LAST MODIFIED: 1124988043923
SIZE: 27215

C:\Program Files\LimeWire\WindowsV5PlusUtils.dll
LAST MODIFIED: 1124988010735
SIZE: 12808

C:\Program Files\LimeWire\xerces.jar
LAST MODIFIED: 1124988046407
SIZE: 2147687

C:\Program Files\LimeWire\xml-apis.jar
LAST MODIFIED: 1124988047235
SIZE: 207655



Is there a way that i can get the virus and the error off of my computer? i dont like the fact that it keeps pulling limewire up because it causes errors in the games that i am playing. Please send me advice to get the stuff off of my computer so i can have it back to normal