Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/hcpl/iiif/ab1d47a2-0235-47ad-8bb6-67afa156f6f4/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e303a86c-0bc2-4247-af6f-f6c533126f0e",
      "cw-388b10a0-c1c2-42bf-a205-f58d43e66181"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-2f1a7294-9584-402b-aabc-10d7e5cf7e2e",
    "manifestId": "https://iiif.quartexcollections.com/hcpl/iiif/ab1d47a2-0235-47ad-8bb6-67afa156f6f4/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-388b10a0-c1c2-42bf-a205-f58d43e66181",
    "thumbnailNavigationPosition": "far-bottom"
  }
}