Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10502507_00497_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-81e433a1-b709-406c-8531-8991a7abd6a4",
      "cw-95de129f-008f-430b-a1c0-f10a4d1717b9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ad7a5fa3-5dbb-468d-b2ba-1f9d11d2f2b7",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10502507_00497_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-95de129f-008f-430b-a1c0-f10a4d1717b9",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10502507_00497_u001",
      "navDate": "1789-10-13",
      "multId": "bsbmult00000754",
      "lastSearchUrl": null
    },
    "canvasIndex": 0,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10502507_00497_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}