Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10502026_00347_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a51a36a6-6cb5-44ed-8325-21a26df7f395",
      "cw-639d7d7d-e9a7-44d7-b5d8-3b94205bba67"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-71b287f3-5e5f-4c53-af82-dc9e4a3de8bb",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10502026_00347_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-639d7d7d-e9a7-44d7-b5d8-3b94205bba67",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10502026_00347_u001",
      "navDate": "1802-05-08",
      "multId": "bsbmult00000267",
      "lastSearchUrl": null
    },
    "canvasIndex": 4,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10502026_00347_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}