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From: dmg@lid.mitre.org (David Gursky)
Newsgroups: comp.virus
Subject: Re: Virus or just hardware/software problem? (Mac)
Message-ID: <0004.8911172046.AA15647@ge.sei.cmu.edu>
Date: 17 Nov 89 18:05:43 GMT
Article-I.D.: ge.0004.8911172046.AA15647
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Approved: krvw@sei.cmu.edu

I've seen this problem before, and it is not a symptom of any of the
known Mac viruses.  While I never found what the specific problem was,
my speculation was that it was some defect in the media.  I suggest
you backup the data files on your disk, reformat it, and reinstall the
software.