Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/imb/iiif/38fd54f4-e97f-4799-8260-f04172c07028/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-9cdd7c55-dab0-4a71-951b-01a3f94fe0b4",
      "cw-15263738-6dff-4070-b59f-7e6a39fd920d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1271c0cf-c37c-4eff-891a-f13d0eafddec",
    "manifestId": "https://iiif.quartexcollections.com/imb/iiif/38fd54f4-e97f-4799-8260-f04172c07028/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-15263738-6dff-4070-b59f-7e6a39fd920d",
    "thumbnailNavigationPosition": "far-bottom"
  }
}