Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/ncdcr/iiif/b888b5b9-34fc-4a6a-9186-ebc5af901531/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-efb07906-5062-4e7d-bbbb-ff2666a60953",
      "cw-275261a7-1358-47d8-9ff5-528ef686e550"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3123d57d-87d1-4eef-a29b-597b3a583452",
    "manifestId": "https://iiif.quartexcollections.com/ncdcr/iiif/b888b5b9-34fc-4a6a-9186-ebc5af901531/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-275261a7-1358-47d8-9ff5-528ef686e550",
    "thumbnailNavigationPosition": "far-bottom"
  }
}