Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11314745_00821_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-9ecafe21-e8cf-49d6-a9df-ed92da323a24",
      "cw-c48738e4-0a43-40b9-a3fd-964d18e894a9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-16fd63d6-3365-42a1-8476-9f186916e19c",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11314745_00821_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-c48738e4-0a43-40b9-a3fd-964d18e894a9",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb11314745_00821_u001",
      "navDate": "1875-12-03",
      "multId": "bsbmult00000370",
      "lastSearchUrl": null
    },
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11314745_00821_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}