Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/hcpl/iiif/3aed6511-a142-4b32-b632-a598fc442227/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6085b14d-ca51-45e6-8829-7eeeea24c9ee",
      "cw-75a7f6ca-fa7c-4721-b836-5e60abd33362"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7e6da49c-8060-4009-b3ab-7e546aedf6fe",
    "manifestId": "https://iiif.quartexcollections.com/hcpl/iiif/3aed6511-a142-4b32-b632-a598fc442227/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-75a7f6ca-fa7c-4721-b836-5e60abd33362",
    "thumbnailNavigationPosition": "far-bottom"
  }
}