Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10506251_00673_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-9c0a26d4-6702-42d6-95ea-e3b3c90646e3",
      "cw-367afbe7-bd8e-47d0-9c67-0311e047e235"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-aebca4f5-72b2-45af-a32c-beb5dda1e11e",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10506251_00673_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-367afbe7-bd8e-47d0-9c67-0311e047e235",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10506251_00673_u001",
      "navDate": "1839-05-09",
      "multId": "bsbmult00000003",
      "lastSearchUrl": null
    },
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10506251_00673_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}