Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/samford/iiif/9dec03a0-42b4-472b-a016-175040a927e3/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-288645ed-ed66-43a5-a5b2-2cd51722770b",
      "cw-d88f35cd-71ea-426b-be8c-2247c93c5085"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-943fec4b-47e4-4639-879e-a6bbc5a1e89a",
    "manifestId": "https://iiif.quartexcollections.com/samford/iiif/9dec03a0-42b4-472b-a016-175040a927e3/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-d88f35cd-71ea-426b-be8c-2247c93c5085",
    "thumbnailNavigationPosition": "far-bottom"
  }
}