Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10504338_00793_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d4d2e9e1-f043-4a50-9c3e-b1953e1f3adf",
      "cw-ae4d3c0d-2eb6-43c7-9839-e79b7f753a46"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3d93a94d-921b-4c7e-8593-05c7b4f0d28d",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10504338_00793_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-ae4d3c0d-2eb6-43c7-9839-e79b7f753a46",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10504338_00793_u001",
      "navDate": "1839-11-20",
      "multId": "bsbmult00000002",
      "lastSearchUrl": null
    },
    "canvasIndex": 11,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10504338_00793_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}