Share Email Facebook Twitter LinkedIn REBUILDU (System Variable) 2013-04-10 Product Documentation Intermediate View Original Sets the number of grid lines in the U direction when rebuilding a NURBS surface. Valid values are 2 to 32767 to increase or decrease the number of grid lines in the U dierection used to rebuild the NURBS surface. Related References CVREBUILD (Command) Commands for Surface Editing Related Concepts About Rebuilding NURBS Surfaces and Curves