Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.archive.org/iiif/naeb-b106-f01-08/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8ba9fbb1-8cdd-496a-a8a5-bc08e9a7a49f",
      "cw-ae68f414-9bef-4682-bd7e-1b6c7db9b078"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1e526de8-170b-41f2-aafa-914ea5b01d5d",
    "manifestId": "https://iiif.archive.org/iiif/naeb-b106-f01-08/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ae68f414-9bef-4682-bd7e-1b6c7db9b078",
    "thumbnailNavigationPosition": "off",
    "loadedManifest": "https://iiif.archive.org/iiif/naeb-b106-f01-08/manifest.json",
    "view": "single",
    "canvasIndex": 0
  }
}