Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.archive.org/iiif/naeb-b101-f02-42/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ea3122fc-1554-4b74-9d02-b3f5db16b5d3",
      "cw-e76c4940-f050-414b-be57-1e5221bdee5f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1c5ea8b5-3014-4e2f-bad2-1714fde85802",
    "manifestId": "https://iiif.archive.org/iiif/naeb-b101-f02-42/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e76c4940-f050-414b-be57-1e5221bdee5f",
    "thumbnailNavigationPosition": "off",
    "loadedManifest": "https://iiif.archive.org/iiif/naeb-b101-f02-42/manifest.json",
    "view": "single",
    "canvasIndex": 0
  }
}