Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11128985/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-893e01a5-1a32-46c4-953e-d77eae0ee9ab",
      "cw-a86299b8-b04b-4ab9-9457-0a3f1ecdfea9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-f7a0c253-6297-40ce-b669-96866e02d77c",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11128985/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a86299b8-b04b-4ab9-9457-0a3f1ecdfea9",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "canvasIndex": 0,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11128985/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}