Hemant Gurav
Ansys Employee

There are some Skewd cells, by looking at the console your crtierion is not reached.Please try to reosolve this issue
Please follow the given link for more information: 
https://ansyshelp.ansys.com/Views/Secured/corp/v232/en/flu_ug/section_t2n_1tn_p3b.html
https://ansyshelp.ansys.com/Views/Secured/corp/v232/en/flu_ug/flu_gs_success_sim.html
If you are not able to access the link, refer to this forum discussion: How to access the ANSYS Online Help