Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/desplaines/iiif/3c46d496-3701-4b22-9b92-67c2c5d1ee25/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-32e3117c-239e-492d-baa2-99ff9a0b6d33",
      "cw-41d9cf0d-a51f-45fc-8a24-e6214f1fa4b4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-5aa34897-7e03-49b7-96fe-5f960ae23048",
    "manifestId": "https://iiif.quartexcollections.com/desplaines/iiif/3c46d496-3701-4b22-9b92-67c2c5d1ee25/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-41d9cf0d-a51f-45fc-8a24-e6214f1fa4b4",
    "thumbnailNavigationPosition": "far-bottom"
  }
}