Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.archive.org/iiif/naeb-b100-f02/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-dfe80657-2c2d-4120-b7fc-17a3b11c05a3",
      "cw-70417f05-dd71-4435-a3f0-fd72a83a780b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-89738c5c-24ee-4137-b588-7039675306d4",
    "manifestId": "https://iiif.archive.org/iiif/naeb-b100-f02/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-70417f05-dd71-4435-a3f0-fd72a83a780b",
    "thumbnailNavigationPosition": "off",
    "loadedManifest": "https://iiif.archive.org/iiif/naeb-b100-f02/manifest.json",
    "view": "single",
    "canvasIndex": 0
  }
}