Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503668_00447_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3cc44b97-f191-47d5-8815-5f79bbfa3f2d",
      "cw-e65b5e0e-80be-4fd4-9b3e-b438c98ef16d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-190c83e8-2472-4a3c-9b7c-1948b4e70538",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503668_00447_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-e65b5e0e-80be-4fd4-9b3e-b438c98ef16d",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10503668_00447_u001",
      "navDate": "1841-09-07",
      "multId": "bsbmult00000610",
      "lastSearchUrl": null
    },
    "canvasIndex": 0,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503668_00447_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}