let access add primary key is greyed out??

  • Thread starter Thread starter Martin ©¿©¬
  • Start date Start date
M

Martin ©¿©¬

Hi
Using 2007
I am creating a database file from an excel spreadsheet
However, let access add primary key is greyed out
Only choose my own primary key or No primary key is available

Why is that, I have done 13 other tables no bother?
 
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