Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/ncdcr/iiif/dfcab7ba-9ebe-4d5b-a3fc-2b249ca4efa3/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3f0a648d-d815-49be-95a7-fad98a59a86d",
      "cw-ac721ddc-6221-4d72-9b70-d8901dacfe74"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6753de07-a401-4b29-9612-95a7cb734e7d",
    "manifestId": "https://iiif.quartexcollections.com/ncdcr/iiif/dfcab7ba-9ebe-4d5b-a3fc-2b249ca4efa3/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ac721ddc-6221-4d72-9b70-d8901dacfe74",
    "thumbnailNavigationPosition": "far-bottom"
  }
}