Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/hcpl/iiif/160e34ec-274e-494b-921e-f0d4104d2ff6/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-93c3f33b-469d-4780-9508-1863acbd5f8c",
      "cw-da2d5c8a-b9be-4cdf-8b17-b4284e6ee6a1"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4f9be093-f85b-4e0f-bda5-383b9b1c46cb",
    "manifestId": "https://iiif.quartexcollections.com/hcpl/iiif/160e34ec-274e-494b-921e-f0d4104d2ff6/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-da2d5c8a-b9be-4cdf-8b17-b4284e6ee6a1",
    "thumbnailNavigationPosition": "far-bottom"
  }
}