Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/hcpl/iiif/452ad2d4-5bf2-412a-9c44-8e6fc5b8e445/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a773b43a-b3e4-479f-8a7a-b55bfaec69b4",
      "cw-6606249b-7f6a-4db6-9ab7-3cc4b438dac6"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6d900f79-da70-4956-a3ed-52d308eb440c",
    "manifestId": "https://iiif.quartexcollections.com/hcpl/iiif/452ad2d4-5bf2-412a-9c44-8e6fc5b8e445/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6606249b-7f6a-4db6-9ab7-3cc4b438dac6",
    "thumbnailNavigationPosition": "far-bottom"
  }
}