Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/desplaines/iiif/fa57260e-91a7-4ff5-a20c-33aeecef1099/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f7fcb2b7-5d11-4bc0-a0a5-0316a438e375",
      "cw-81fa1b31-4e90-40fe-894e-3f1e8af367c7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c3207300-d6e5-42b0-bf4f-c4e5cccab467",
    "manifestId": "https://iiif.quartexcollections.com/desplaines/iiif/fa57260e-91a7-4ff5-a20c-33aeecef1099/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-81fa1b31-4e90-40fe-894e-3f1e8af367c7",
    "thumbnailNavigationPosition": "far-bottom"
  }
}