Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503782_00051_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-cac0f563-8b78-4f65-8911-03dd210d9e43",
      "cw-90f0432c-847e-45af-b90c-4304f92fe992"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c9886b38-2389-4f9f-af2f-c032e3f3a151",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503782_00051_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-90f0432c-847e-45af-b90c-4304f92fe992",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10503782_00051_u001",
      "navDate": "1850-01-11",
      "multId": "bsbmult00000020",
      "lastSearchUrl": null
    },
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503782_00051_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}