Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11178238/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8c7af6bb-196a-440c-a885-4d5b06a34804",
      "cw-67f93d1a-1ed7-499c-be22-86f7fd5e77a9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-406266f8-5141-47f6-b13c-c9163128dc37",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11178238/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-67f93d1a-1ed7-499c-be22-86f7fd5e77a9",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb11178238/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}