August 10, 2023 at 11:47 am
Rob
Ansys Employee

I'd have a look at this  https://ansyshelp.ansys.com/account/Secured?returnurl=/Views/Secured/corp/v232/en/flu_udf/flu_udf_DataAccessMacros.html%23x1-4630004.2.3  and maybe then check the file that's mentioned.