Mirador閱覽器

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11178902/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-09fe7b7a-5d31-4077-94d0-18edf605818a",
      "cw-81fe2ae8-0b7d-4075-96c2-1eab75127c1c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-e9bc7b0c-edbf-4308-910f-4d8310aee07e",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11178902/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-81fe2ae8-0b7d-4075-96c2-1eab75127c1c",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11178902/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}