public void UpdatePartViewSubs(BlockReference acBlkRef, Entity acEnt, Document acCurDoc) { acBlkRef?.UpdateAttributeBySubstitution("LAYER", acEnt.Layer.ToUpper(), acCurDoc, acCurDoc.Editor); acBlkRef?.UpdateAttributeBySubstitution("NAME", acEnt.GetPartName(), acCurDoc, acCurDoc.Editor); acBlkRef?.UpdateAttributeBySubstitution("MATERIAL", acEnt.Material.ToUpper(), acCurDoc, acCurDoc.Editor); acBlkRef?.UpdateAttributeBySubstitution("QTY", acEnt.GetQtyTotal().ToString(), acCurDoc, acCurDoc.Editor); }