Hi everyone, I’m currently working on setting up parameter formulas for multiple families after checking the shared parameter box in Revit. However, I’m encountering a couple of errors with the FamilyDocument.SetFormula node: A sub-transaction can only be active inside an open transaction. On…

For starting a SubTrabcation, you have to first start a Transaction. Try Transaction.Start node before the FamilyDocument.SetFormula node, and close the transaction later, using Transaction.End

Check out my node in Crumple package which is in Python. Most of my family document related nodes are still being tested but I know the setformula node works currently in 22-24 at least. Hopefully that shows how to manage the transactions. I dont believe sub transactions are necessary as long as yo…

Yup…, I tried it but again i am facing the same sub transaction error.

Is it possible to set the parameter formulae for multiple families in single click and save?

Revit

bvs1982 October 2, 2024, 6:00am 4

Double post?

Problem creating a formula into a parameter

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Is it possible to set the parameter formulae for multiple families in single click and save?

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