Error 0x80070002 Windows Update -OS Vista Ultimate x86

I have error 0x80070002 in Windows Update
This is a part of WindowsUpdate.log

2007-06-27 01:58:35:594 4968 a98 Setup Installing setup package "WUClient-SelfUpdate-Core-TopLevel~31bf3856ad364e35~x86~~7.0.6000.374"
2007-06-27 01:59:24:650 4968 a98 Setup WARNING: CBS installation failed, error = 0x80070002
2007-06-27 01:59:24:654 4968 a98 Setup WARNING: Install of setup package "WUClient-SelfUpdate-Core-TopLevel~31bf3856ad364e35~x86~~7.0.6000.374" failed, error = 0x80070002
2007-06-27 01:59:24:654 4968 a98 Setup FATAL: Failed to install package, error = 0x80070002
2007-06-27 01:59:24:654 4968 a98 Setup WARNING: Installing applicable setup packages failed, error = 0x80070002
2007-06-27 01:59:24:907 1440 dc8 Misc =========== Logging initialized (build: 6.0.6000.16386, tz: +0200) ===========
2007-06-27 01:59:24:907 1440 dc8 Misc = Process: C:\Windows\system32\svchost.exe
2007-06-27 01:59:24:907 1440 dc8 Misc = Module: c:\windows\system32\wuaueng.dll
2007-06-27 01:59:24:907 1440 dc8 Service *************
2007-06-27 01:59:24:907 1440 dc8 Service ** START ** Service: Service startup
2007-06-27 01:59:24:907 1440 dc8 Service *********
2007-06-27 01:59:24:941 1440 dc8 Agent * WU client version 6.0.6000.16386
2007-06-27 01:59:24:942 1440 dc8 Agent * Base directory: C:\Windows\SoftwareDistribution
2007-06-27 01:59:24:942 1440 dc8 Agent * Access type: No proxy
2007-06-27 01:59:24:950 1440 dc8 Agent * Network state: Connected
2007-06-27 01:59:24:960 1440 dc8 Setup Service restarting after SelfUpdate
2007-06-27 01:59:24:963 1440 dc8 Setup Client version: Core: 6.0.6000.16386 Aux: 6.0.6000.16386
2007-06-27 01:59:24:976 1440 dc8 Setup WARNING: SelfUpdate package "WUClient-SelfUpdate-Core-TopLevel~31bf3856ad364e35~x86~~7.0.6000.374" install failed, hr = 80070002
2007-06-27 01:59:24:992 1440 dc8 Report *********** Report: Initializing static reporting data ***********
2007-06-27 01:59:24:992 1440 dc8 Report * OS Version = 6.0.6000.0.0.65792
2007-06-27 01:59:24:992 1440 dc8 Report * OS Product Type = 0x00000001
2007-06-27 01:59:25:324 1440 dc8 Report * Computer Brand = System manufacturer
2007-06-27 01:59:25:324 1440 dc8 Report * Computer Model = System Product Name
2007-06-27 01:59:25:415 1440 dc8 Report * Bios Revision = 0606
2007-06-27 01:59:25:415 1440 dc8 Report * Bios Name = BIOS Date: 10/30/05 16:03:33 Ver: 08.00.10
2007-06-27 01:59:25:415 1440 dc8 Report * Bios Release Date = 2005-10-30T00:00:00
2007-06-27 01:59:25:415 1440 dc8 Report * Locale ID = 1045
2007-06-27 01:59:25:422 1440 dc8 Setup FATAL: SelfUpdate core package installation failed, err = 0x80070002
2007-06-27 01:59:25:718 1440 dc8 Service * Service restarted after self update
2007-06-27 01:59:25:718 1440 dc8 Service WARNING: Failed to read back selfupdate handle from environment variable with error 0x800700cb
2007-06-27 01:59:27:737 4968 a98 Setup WuSetup has finished. Exit code is 0x00000000
2007-06-27 01:59:30:434 1440 ed0 Report REPORT EVENT: {11940590-18B5-4E0A-9CE8-02D1634206CB} 2007-06-27 01:59:25:422+0200 1 182 101 {E2FF4526-97D7-4926-8E75-295DBA39C6BF} 1 80070002 SelfUpdate Failure Content Install Installation Failure: Windows failed to install the following update with error 0x80070002: Windows Update Core.


I tried to remove directory SoftwareDistribution but it didn't help.
Does someone know what to do to repair WU?

PS Wy³±czy³em zawijanie wiersza, ¿eby to jako¶ wygl±da³o