This is the second message I have gotten about this.  Am I infected with some virus or what?  There is no Denis Bindley in my list.  Any sugguestions?

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I have occasionally had mail returned with the notice 'undeliverable'
because user Denis Bindley is unknown. Who is Denis Bindley? I sent the
posting to the correct address.
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John L. Mottl
Network Administrator
The American Ceramic Society
735 Ceramic Place
Westerville, OH 43081
Ph: 614.794.5864
E-mail: [log in to unmask]