Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/hcpl/iiif/1f8ffc62-2501-4f88-8525-94ca6682d00f/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7b147e3b-7f40-468c-8e99-aac14ac8b60d",
      "cw-2f98b932-07c6-4bb2-ac73-e689f7daaa0b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-074561b6-2d59-42ff-b899-55d196127bc7",
    "manifestId": "https://iiif.quartexcollections.com/hcpl/iiif/1f8ffc62-2501-4f88-8525-94ca6682d00f/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2f98b932-07c6-4bb2-ac73-e689f7daaa0b",
    "thumbnailNavigationPosition": "far-bottom"
  }
}