Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10291039_00279_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f421a6b6-e27f-4835-8d9b-8e78b21e7c91",
      "cw-5dcf41f4-8848-42df-b422-a7c490a4f283"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d997d810-2b35-4c5f-8e11-fe82bc91e1a4",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10291039_00279_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-5dcf41f4-8848-42df-b422-a7c490a4f283",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10291039_00279_u001",
      "navDate": "1787-05-21",
      "multId": "bsbmult00000139",
      "lastSearchUrl": null
    },
    "canvasIndex": 2,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10291039_00279_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}