message: fix(ssr): avoid missing files in manifest
diff: @@ -44,7 +44,11 @@ function mapIdToFile (id, clientManifest) {
  fileIndices.forEach(index => {
  const file = clientManifest.all[index]
  // only include async files or non-js, non-css assets
  - if (clientManifest.async.indexOf(file) > -1 || !(/\.(js|css)($|\?)/.test(file))) {
  + if (
  + file &&
  + (clientManifest.async.indexOf(file) > -1 ||
  + !/\.(js|css)($|\?)/.test(file))
  + ) {
  files.push(file)
  }
  })
  