We did use ETABS latest version 8.4.5, but the problem persists.
If we use diferent PhiVs, lets say 0.6 and then 0.5, 0.4,or 0.3, you get results for Vc with diferent equations, and we don't undesrtand why
This issue make us believe that something maybe wrong in ETABS seismic shear design
Any...