Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/desplaines/iiif/cd411e8d-479e-4408-9576-d546c9b53e52/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4db41731-c663-4c61-9fd0-22e364f4f0d6",
      "cw-184ad56d-d851-4444-942a-dc9bd795dc72"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-56480950-aa92-4794-a397-ea554ce6ea09",
    "manifestId": "https://iiif.quartexcollections.com/desplaines/iiif/cd411e8d-479e-4408-9576-d546c9b53e52/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-184ad56d-d851-4444-942a-dc9bd795dc72",
    "thumbnailNavigationPosition": "far-bottom"
  }
}