Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/hcpl/iiif/ea35f1f5-7972-4aa5-9349-dc9f7c1cbdc1/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-26629225-9208-4646-9a9b-2e1857340ea7",
      "cw-5be28a3b-0ba6-4721-8942-7c6048be4667"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-44cbf36b-05d6-442b-95d4-09b333362f05",
    "manifestId": "https://iiif.quartexcollections.com/hcpl/iiif/ea35f1f5-7972-4aa5-9349-dc9f7c1cbdc1/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5be28a3b-0ba6-4721-8942-7c6048be4667",
    "thumbnailNavigationPosition": "far-bottom"
  }
}