Reply To: Segmentation fault using F_FLUX in DEFINE_DPM_SOURCE

[Rob]

I'd move from R17 to 2024R2 for a start.  F_FLUX is defined here  https://ansyshelp.ansys.com/account/Secured?returnurl=/Views/Secured/corp/v242/en/flu_udf/flu_udf_DataAccessMacros.html