Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10618027_00309_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8149145c-e473-4c7a-9b1b-ee204bbd7910",
      "cw-37140c57-3458-4dbc-ab53-31ac4d190db1"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b0f45d56-8467-436c-936f-6f1ba1ce2da6",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10618027_00309_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-37140c57-3458-4dbc-ab53-31ac4d190db1",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10618027_00309_u001",
      "navDate": "1835-09-21",
      "multId": "bsbmult00000421",
      "lastSearchUrl": null
    },
    "canvasIndex": 1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10618027_00309_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}