Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/qstarter29/iiif/45c2be5c-e8fd-4c67-885e-258f70e832fc/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4892466b-a097-4000-9eca-e9e86e185329",
      "cw-b29c95e8-c360-43c7-9724-5d8f9d1eddbb"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4e30c654-feea-4b99-bacd-ec8914d238e1",
    "manifestId": "https://iiif.quartexcollections.com/qstarter29/iiif/45c2be5c-e8fd-4c67-885e-258f70e832fc/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b29c95e8-c360-43c7-9724-5d8f9d1eddbb",
    "thumbnailNavigationPosition": "far-bottom"
  }
}