Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10505933_00857_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7ad85d66-8d8b-4faa-93c7-31f1b519e343",
      "cw-61785c93-10e4-47c4-b6df-89df13e0889f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-18df5fcb-4571-42ea-a9a5-e588731244d4",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10505933_00857_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-61785c93-10e4-47c4-b6df-89df13e0889f",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10505933_00857_u001",
      "navDate": "1849-01-01",
      "multId": "bsbmult00000318",
      "lastSearchUrl": null
    },
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10505933_00857_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}