Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11129060/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8ce187bd-8869-47e3-abb5-2f5635f86215",
      "cw-eb7c4844-e486-406a-ac88-2ce1b62d7a53"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-30d7413e-ded5-4a6a-bb09-7f0e81848982",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11129060/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-eb7c4844-e486-406a-ac88-2ce1b62d7a53",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11129060/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}