Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/hcpl/iiif/eafb5bb5-a09d-4337-91ec-ae0add8a410e/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-54b8a7af-b4c9-4e7f-9d6e-08a2d4eb8fe5",
      "cw-8a2740be-2c3c-4e2c-a2c7-fe9643ad3d09"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-e1e663cc-c744-4bfd-882a-67ffa49b4ac3",
    "manifestId": "https://iiif.quartexcollections.com/hcpl/iiif/eafb5bb5-a09d-4337-91ec-ae0add8a410e/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8a2740be-2c3c-4e2c-a2c7-fe9643ad3d09",
    "thumbnailNavigationPosition": "far-bottom"
  }
}