Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503300_00587_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-45ecd0e3-2ed0-420c-a9d9-56848981d068",
      "cw-c4ddfa24-d8e4-4aa4-978d-e7e3b4d0d50f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-91f4ff0b-e75e-481f-9395-6b7b0bf468a9",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503300_00587_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-c4ddfa24-d8e4-4aa4-978d-e7e3b4d0d50f",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10503300_00587_u001",
      "navDate": "1842-05-20",
      "multId": "bsbmult00000010",
      "lastSearchUrl": null
    },
    "canvasIndex": 0,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503300_00587_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}