Window Media Center Store Update Manager Stopped Working...

everytime i power ON my laptop this error always pop-up, anybody can help me what's the cause of this?

Problem signature
Problem Event Name: APPCRASH
Application Name: mcupdate.EXE
Application Version: 6.0.6001.18000
Application Timestamp: 4791937c
Fault Module Name: KERNEL32.dll
Fault Module Version: 6.0.6001.18000
Fault Module Timestamp: 4791a76d
Exception Code: e0434f4d
Exception Offset: 000442eb
OS Version: 6.0.6001.2.1.0.768.3
Locale ID: 1033
Additional Information 1: fd00
Additional Information 2: ea6f5fe8924aaa756324d57f87834160
Additional Information 3: fd00
Additional Information 4: ea6f5fe8924aaa756324d57f87834160

Extra information about the problem
Bucket ID: 635566533


another info from Event Manager:

- System

- Provider

[ Name] Application Error

- EventID 1000

[ Qualifiers] 0

Level 2

Task 100

Keywords 0x80000000000000

- TimeCreated

[ SystemTime] 2009-03-11T22:58:43.000Z

EventRecordID 1493

Channel Application

Computer *****

Security


- EventData

mcupdate.EXE
6.0.6001.18000
4791937c
KERNEL32.dll
6.0.6001.18000
4791a76d
e0434f4d
000442eb
1384
01c9a29ce389f1a3