Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10531291_00209_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4121c92b-a40c-4813-8db3-9df7a1bc7b28",
      "cw-b7a7eebc-1314-4294-a996-b7781ec2714f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-70ec3fbd-6a40-4bc8-b12b-6c4d4a95e9f2",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10531291_00209_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-b7a7eebc-1314-4294-a996-b7781ec2714f",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10531291_00209_u001",
      "navDate": "1829-03-09",
      "multId": "bsbmult00000327",
      "lastSearchUrl": null
    },
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10531291_00209_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}