Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/qstarter29/iiif/01d25c35-83b5-4e62-aec2-f39e10f54537/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-02c93fd8-ce48-42fb-b755-5d98303a58d7",
      "cw-ff133293-40df-48d2-812b-161b41d105d5"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-81f1f1a4-d248-49fb-8c37-b488e84cb218",
    "manifestId": "https://iiif.quartexcollections.com/qstarter29/iiif/01d25c35-83b5-4e62-aec2-f39e10f54537/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ff133293-40df-48d2-812b-161b41d105d5",
    "thumbnailNavigationPosition": "far-bottom"
  }
}