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hi .ONE eroor that i find SET HBuilding $X set Dmax [expr 0.o4*$HBuilding];

hi i have similar problem.i think effect of p-delta creat eroor in my project.i use LeaningCol for the effect pdelta.when i deleat LeaningCol my problem salved,but period changes.can i use difrent metod to solve problem without del LeaningCol? my proj is modeling PanelZone_5Story to CALK correct mom...