It is likely something has updated or got corrupted...just supply the
install disk and all should be well

Signature
HTH
Nick Hodge
Microsoft MVP - Excel
Southampton, England
www.nickhodge.co.uk
nick_hodgeTAKETHISOUT@zen.co.uk.ANDTHIS
>I just noticed that each time I launch excel - windows goes into
>intallation
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>
> Anyone experienced similar problem?