Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/hcpl/iiif/cc1e251b-3f95-4821-9a1e-aa996715c043/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b8712f75-c121-421a-8568-f9eaaa464b98",
      "cw-055ae043-ca0a-48be-a18c-f5adf5e41322"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-74891ded-9422-44e4-99ce-9491d577ae67",
    "manifestId": "https://iiif.quartexcollections.com/hcpl/iiif/cc1e251b-3f95-4821-9a1e-aa996715c043/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-055ae043-ca0a-48be-a18c-f5adf5e41322",
    "thumbnailNavigationPosition": "far-bottom"
  }
}