Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/desplaines/iiif/453daaef-a8e0-4745-98b7-c8f253ee350a/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8177fe86-bd40-48f2-9d6a-653e9a718112",
      "cw-cc155c96-1058-41a6-8841-32b8bd16c7f5"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-bcc0197c-6158-433e-be44-ad23de5dbe0b",
    "manifestId": "https://iiif.quartexcollections.com/desplaines/iiif/453daaef-a8e0-4745-98b7-c8f253ee350a/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cc155c96-1058-41a6-8841-32b8bd16c7f5",
    "thumbnailNavigationPosition": "far-bottom"
  }
}