Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10505930_00391_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-46faa023-0fe7-4bc5-93f9-0938ab3abd8d",
      "cw-778b96b2-374c-45e9-91c7-e6075b4dd218"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c2abc671-8470-4325-b740-a870b20cf03a",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10505930_00391_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-778b96b2-374c-45e9-91c7-e6075b4dd218",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10505930_00391_u001",
      "navDate": "1847-09-19",
      "multId": "bsbmult00000318",
      "lastSearchUrl": null
    },
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10505930_00391_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}