zainstalowalem czysta joomle, czysta templatke helix3 i bez edytowania pliku menu.less chciałbym go skompilowac i wywala error:
Error

.transition is undefined: failed at `.transition(~'color 400ms, background-color 400ms');` /home2/golden61/public_html/default/templates/shaper_helix3//less/menu.less on line 209

An error occurred. Failed to compile.