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Actually this is the registry problem of your computer. There is no problem of my utilities. You may have a look at the link below to solve the problem. If you till dont get the problem fixed then simply format your computer. Here is the link. http://www.thefreewindows.com/3434/windows-office-error-this-operation-has-been-canceled-due-to-restrictions-in-effect-on-this-computer-please-contact-your-system-administrator.