Mirador閱覽器

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11303810/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ac3bd9f8-43b7-4285-a090-e023f35737d9",
      "cw-8bf6e7c5-56cf-40c6-8762-bdb553b6eff5"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3a657151-62a9-4a3b-a0c7-e440e0034d5b",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11303810/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8bf6e7c5-56cf-40c6-8762-bdb553b6eff5",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11303810/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}