Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10506300_00155_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7464c174-ef80-4901-a7b1-d371077557ad",
      "cw-ebef2af7-1ae5-466f-819c-e6df79600cd4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c2115a12-ba50-4c83-9ad0-c447f32f2cdd",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10506300_00155_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-ebef2af7-1ae5-466f-819c-e6df79600cd4",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10506300_00155_u001",
      "navDate": "1865-02-14",
      "multId": "bsbmult00000003",
      "lastSearchUrl": null
    },
    "canvasIndex": 0,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10506300_00155_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}