EXCEL Not Update Automatically

Sep 28, 2010 at 4:10 AM

Hello, theres 

   I have a question about using using NDde to write a DDE Server.

   I set the cell with =MyApp|MyTopic!'item' I can get the value, but I set a timer to update Server's value and Advise periodically
    why the EXCEL not update automatically ?

Regards,

agichen