Karthik R
Hello,nDo you have anything special under 'Calculation Activities' set-up for this case? nCould you please try something simple?nPlease open a new instance of WB.nPlease create a simple pipe geometry - single inlet and outlet, and set-up a laminar model. nDo you see the 'Residuals' disabled even for this simple set-up? Could you please check and let us know?nThank you.nKarthikn