Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503886_00193_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5b446a06-cb1c-4a27-b016-748a8d62cec1",
      "cw-ce9e5674-be1a-44cf-b46a-8a258fd01172"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-91a580f5-f54d-42cf-8fe9-76edc8ac0ac2",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503886_00193_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-ce9e5674-be1a-44cf-b46a-8a258fd01172",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10503886_00193_u001",
      "navDate": "1867-08-25",
      "multId": "bsbmult00000663",
      "lastSearchUrl": null
    },
    "canvasIndex": 0,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10503886_00193_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}