Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10346392_00277_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-765c4329-ecd3-4ce0-bb9a-ac936c8734c0",
      "cw-9dcf3627-5c95-4f74-a2ef-e5c59eff3fe4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7d6d3fb9-d87b-4e53-80f4-f7c83750eb89",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10346392_00277_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-9dcf3627-5c95-4f74-a2ef-e5c59eff3fe4",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10346392_00277_u001",
      "navDate": "1838-04-02",
      "multId": "bsbmult00000512",
      "lastSearchUrl": null
    },
    "canvasIndex": 1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10346392_00277_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}