Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.archivelab.org/iiif/naeb-b110-f11-15/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8225acf3-c178-4270-847e-60e96fa9890e",
      "cw-416d229f-466e-4b91-b986-643f1f8e81d4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-862c120a-f2e5-4494-841a-22fb8df1b20d",
    "manifestId": "https://iiif.archivelab.org/iiif/naeb-b110-f11-15/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-416d229f-466e-4b91-b986-643f1f8e81d4",
    "thumbnailNavigationPosition": "off",
    "loadedManifest": "https://iiif.archivelab.org/iiif/naeb-b110-f11-15/manifest.json",
    "view": "single",
    "canvasIndex": 0
  }
}