Fail to install Security Update for Microsoft .net Framwork, Versi

Event Type: Error
Event Source: Windows Update Agent
Event Category: Installation
Event ID: 20
Date: 10/12/2006
Time: 9:55:52 AM
User: N/A
Computer: MAINPC
Description:
Installation Failure: Windows failed to install the following update with
error 0x80070643: Security Update for Microsoft .NET Framework, Version 2.0
(KB922770).

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http://go.microsoft.com/fwlink/events.asp.
Data:
0000: 57 69 6e 33 32 48 52 65 Win32HRe
0008: 73 75 6c 74 3d 30 78 38 sult=0x8
0010: 30 30 37 30 36 34 33 20 0070643
0018: 55 70 64 61 74 65 49 44 UpdateID
0020: 3d 7b 35 42 39 33 42 39 ={5B93B9
0028: 41 31 2d 44 46 41 34 2d A1-DFA4-
0030: 34 33 32 31 2d 38 38 41 4321-88A
0038: 31 2d 38 30 32 38 38 35 1-802885
0040: 38 44 35 34 45 30 7d 20 8D54E0}
0048: 52 65 76 69 73 69 6f 6e Revision
0050: 4e 75 6d 62 65 72 3d 31 Number=1
0058: 30 32 20 00 02 .