Is it a bug of VisualLisp?
Getting questuion mark from Proprty line symbol
(setq text(vla-get-textString(setq obj(vlax-ename->vla-object(car(entsel))))))
"78m N OF N ? GRANDVIEW HWY."
(vla-put-textString obj text)
(setq text(vla-get-textString(setq obj(vlax-ename->vla-object(car(entsel))))))
"78m N OF N \U+214A GRANDVIEW HWY."