Loop error "Cannot read property 'sku' of undefined". Please help

1

export default defineComponent({
async run({ steps, $ }) {
for (const i of steps.trigger.event.line_items) {
if (steps.trigger.event.line_items[i].sku == ‘DH100X100BL6BPVC’)
{
return steps.trigger.event
}
if (steps.trigger.event.line_items[i].sku == ‘DH100X100BK6BPVC’)
{
return steps.trigger.event
}
}
$.flow.exit()
},
})