Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11129933/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d7fdad67-13fb-4abe-84a2-1a28c9c6f16a",
      "cw-64b76197-45e3-4fd1-8a8c-099b233b8329"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6a280642-cece-4132-8202-9dcb42320a9f",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11129933/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-64b76197-45e3-4fd1-8a8c-099b233b8329",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "canvasIndex": 0,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11129933/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}