Naomi,
I am kind of tired and just read your post very fast, so I might have missed some purpose, but... wouldn't it be better to put the code in the Activate of your Page 3?
if this.Parent.page2.chkInactiveRole.Value
nodefault
endif
"The five senses obstruct or deform the apprehension of reality."
Jorge L. Borges?
"Premature optimization is the root of all evil in programming."
Donald Knuth, repeating C. A. R. Hoare
"To die for a religion is easier than to live it absolutely"
Jorge L. Borges