Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/hcpl/iiif/23c418c1-08e0-45bd-95be-e6000731bd8c/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-697e0156-2025-41c4-bb79-0760e750332a",
      "cw-b306b427-0c19-4979-8de5-cbd8cb7be271"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-e92a45b8-464f-4601-b793-342bf8073129",
    "manifestId": "https://iiif.quartexcollections.com/hcpl/iiif/23c418c1-08e0-45bd-95be-e6000731bd8c/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b306b427-0c19-4979-8de5-cbd8cb7be271",
    "thumbnailNavigationPosition": "far-bottom"
  }
}