hi , write GDS is giving below messages -- DRC is clean -- any reason why ? box 46849 17513 47074 17518 feedback add "CIF error in cell inv_D1_W0p840_L0p5_10_7, layer HVI: parent and child disagree on CIF" pale box 46849 17350 47139 17355 feedback add "CIF error in cell inv_D1_W0p840_L0p5_10_7, layer HVI: parent and child disagree on CIF" pale box 47341 17367 47343 17425 feedback add "CIF error in cell inv_D1_W0p840_L0p5_10_7, layer HVI: parent and child disagree on CIF" pale box 47242 17365 47343 17367 feedback add "CIF error in cell inv_D1_W0p840_L0p5_10_7, layer HVI: parent and child disagree on CIF" pale box 43385 22007 43551 22009 feedback add "CIF error in cell and_D1_W0p840_L0p5_10_7, layer HVI: parent and child disagree on CIF" pale

HVI layers cant be crossing the boundary of the cells. Let say you have a subcomponent with HVI over it. It is going to change the property of already extracted cell down in the hierarchi.