How to fix build error?

Question

typescript

hello everyone i have a code

const route = useRoute()

const layouts = {
  'shop': NavShop,
  'sites': NavSite,
  'crm': NavCrm,
  'company': NavCompany,
}

const layout = computed(() => layouts[route.meta.menu])

throws an error when building

Type 'undefined' cannot be used as an index type.

97 const layout = computed(() => layouts[route.meta.menu])