Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/ncdcr/iiif/ef55c6d8-690b-4d9a-a4e8-e62e2e265cab/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4fce5b65-c74f-4482-9afd-04f3954cca1f",
      "cw-bce0f9c9-47c0-4caa-a746-3529ddc45717"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-40778b14-f51c-4de7-9a09-30b23f8d13dd",
    "manifestId": "https://iiif.quartexcollections.com/ncdcr/iiif/ef55c6d8-690b-4d9a-a4e8-e62e2e265cab/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-bce0f9c9-47c0-4caa-a746-3529ddc45717",
    "thumbnailNavigationPosition": "far-bottom"
  }
}