Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10538861_00027_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b07bc5e8-5f0f-4635-bde8-9b787447e30d",
      "cw-6487e15b-b8e5-479c-a00a-2a235e58a60c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d0e5f43a-64d6-4278-94eb-3825d9ec972c",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10538861_00027_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-6487e15b-b8e5-479c-a00a-2a235e58a60c",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10538861_00027_u001",
      "navDate": "1786-05-06",
      "multId": "bsbmult00000618",
      "lastSearchUrl": null
    },
    "canvasIndex": 21,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10538861_00027_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}