Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10387543_00527_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-040d8273-186a-42cb-a2ef-3819b0655d30",
      "cw-570de168-5c45-4692-af2b-941581f61dcf"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-fa1e0125-c967-4cc3-9ea7-2e07e1660e8d",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10387543_00527_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-570de168-5c45-4692-af2b-941581f61dcf",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10387543_00527_u001",
      "navDate": "1868-05-26",
      "multId": "bsbmult00000013",
      "lastSearchUrl": null
    },
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10387543_00527_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}