>This code is called from GridAfterRowColChange. Does it mean, what it re-executes each time anyway? Can we put this particular line in Init of the form, so page caption would be updated automatically each time thisform.pnAddresses changed?
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If it is being executed repeatedly, I'm not sure if I know the point of it. Also (see other message to you), I don't know if the caption would update automatically when thisform.pnAddress changes.