Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/hcpl/iiif/2bd1bce7-d8ec-41c3-b3e6-702078223b5c/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c708b827-707d-447f-bdb8-35c40899fa1a",
      "cw-00943c22-df1b-475e-b551-6e4a65bd78f2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-9b725aad-168d-49a8-8c66-c1454f441d36",
    "manifestId": "https://iiif.quartexcollections.com/hcpl/iiif/2bd1bce7-d8ec-41c3-b3e6-702078223b5c/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-00943c22-df1b-475e-b551-6e4a65bd78f2",
    "thumbnailNavigationPosition": "far-bottom"
  }
}