Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11166205_00023_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-87559a8b-3a9b-41bd-849f-4245a32afe6e",
      "cw-b0362278-c189-4b9b-9aaa-5e970eb700c6"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a1df6bc7-115f-42a6-b1b1-fe74e3be8f00",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11166205_00023_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-b0362278-c189-4b9b-9aaa-5e970eb700c6",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb11166205_00023_u001",
      "navDate": "1817-01-15",
      "multId": "bsbmult00000479",
      "lastSearchUrl": null
    },
    "canvasIndex": 1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11166205_00023_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}