Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10486579_00209_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-9ec1396d-a54e-4281-b0c4-c8d931b0bfc8",
      "cw-2b666cab-dc13-4d33-a0a2-b3c1643ee6c9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-06c9a756-85d8-44c4-85ed-7d35279f5974",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10486579_00209_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-2b666cab-dc13-4d33-a0a2-b3c1643ee6c9",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10486579_00209_u001",
      "navDate": "1862-08-21",
      "multId": "bsbmult00000688",
      "lastSearchUrl": null
    },
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10486579_00209_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}