If you are using v-if on multiple elements, use v-else-if to chain them instead after upgrade to vue 2.x
Like error said, wrap everything in one div, so try to move <st-box v-ref:st></st-box> inside <section block
If you are using v-if on multiple elements, use v-else-if to chain them instead after upgrade to vue 2.x
Like error said, wrap everything in one div, so try to move <st-box v-ref:st></st-box> inside <section block