I was looking for info on this aswell and I came across the following solution that I thought I'd share made me laugh a little:

"resolved by granting the NT Authority...

haaaah my god! they've even put a note to self to fix the rubbish code! talk about incriminating

(and they wonder how they got the nick names devo's and duh'velopers?)

hi there, yep sure.

Right click the element you want to create the formula in i.e. table cell, text box watever then select expression.

This what youwere after?

Hi Peter,

you could wrap the detail rows a group and calculate in a group footer?

i.e. have your header rows in the group header i.e. order number, order price etc (in...

Yes Chad I believe you are correct, I have bumped into this and found that you cannot export formulas except in text to excel reports eg:

your RS expression would look...