Vase mode box creases

Can anyone explain to me what's going on here and how to get a good large vase mode box? PLA Vase mode box at 230C temp 0.2mm layer height and 0.4mm nozzle.

Can anyone explain to me what's going on here and how to get a good large vase mode box? PLA Vase mode box at 230C temp 0.2mm layer height and 0.4mm nozzle.