Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10346441_00521_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a4e1bf23-defb-4504-84bf-1cc60c03a90c",
      "cw-e4c65194-dd20-438c-aa95-0ee838597b8f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6207eb9f-5bf0-4078-b23c-799aae29e442",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10346441_00521_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-e4c65194-dd20-438c-aa95-0ee838597b8f",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10346441_00521_u001",
      "navDate": "1869-05-19",
      "multId": "bsbmult00000512",
      "lastSearchUrl": null
    },
    "canvasIndex": 2,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10346441_00521_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}