Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/hcpl/iiif/3ee79614-1403-46a0-b9c3-1ee4cb086aca/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-34f6d7ea-e35c-4571-b1ac-a9b306d557c2",
      "cw-33093485-b87b-4565-8f56-f21327184449"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d2fdaf6a-6566-4320-8c21-5ce585631db4",
    "manifestId": "https://iiif.quartexcollections.com/hcpl/iiif/3ee79614-1403-46a0-b9c3-1ee4cb086aca/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-33093485-b87b-4565-8f56-f21327184449",
    "thumbnailNavigationPosition": "far-bottom"
  }
}