Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.archive.org/iiif/naeb-b112-f05-18/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-28b8a644-6183-4ff2-90cf-3b59df420402",
      "cw-d0b92235-89d4-49c6-b1f2-f57446f68ec2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0f51267a-229b-4d8d-9242-6e9a65c1317c",
    "manifestId": "https://iiif.archive.org/iiif/naeb-b112-f05-18/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-d0b92235-89d4-49c6-b1f2-f57446f68ec2",
    "thumbnailNavigationPosition": "off",
    "loadedManifest": "https://iiif.archive.org/iiif/naeb-b112-f05-18/manifest.json",
    "view": "single",
    "canvasIndex": 0
  }
}