Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/ncdcr/iiif/5c312335-7d2a-47ee-934c-b4f885fdfc12/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d084d973-8eda-4d58-bd1a-d1e61faab35a",
      "cw-c8625094-7d14-4c84-88b4-a93815d41ba7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d1d10419-fe9f-420f-bd67-8af5f6ff7ba3",
    "manifestId": "https://iiif.quartexcollections.com/ncdcr/iiif/5c312335-7d2a-47ee-934c-b4f885fdfc12/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c8625094-7d14-4c84-88b4-a93815d41ba7",
    "thumbnailNavigationPosition": "far-bottom"
  }
}