Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10504108_01131_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3c807604-ef41-49b1-87e6-68c66c387649",
      "cw-16e91ba6-7f97-496e-a206-0846c0e5a4dd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-516af109-38d9-43ca-8616-22b41b9e59f2",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10504108_01131_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-16e91ba6-7f97-496e-a206-0846c0e5a4dd",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10504108_01131_u001",
      "navDate": "1846-08-20",
      "multId": "bsbmult00000534",
      "lastSearchUrl": null
    },
    "canvasIndex": 1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10504108_01131_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}