Where are you browsing? :frowning:

Try:
Disable (and enable it after) System Restore

Start > Control Panel > System > System restore > Disable
Click Apply
Enable it again
Click Ok

How to disable system restore: http://service1.symantec.com/SUPPORT/tsgeninfo.nsf/docid/2001111912274039?OpenDocument&src=sec_doc_nam

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