Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/smc/iiif/bc139f93-0125-4686-b7c1-92686a9609ac/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c03f3eaf-023f-420c-83ad-a3f7471af3c9",
      "cw-f3710c9e-5848-406e-976c-c09bc707dd69"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-87f4a927-6bb7-4e6f-9cad-12b33b7c13c0",
    "manifestId": "https://iiif.quartexcollections.com/smc/iiif/bc139f93-0125-4686-b7c1-92686a9609ac/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-f3710c9e-5848-406e-976c-c09bc707dd69",
    "thumbnailNavigationPosition": "far-bottom"
  }
}