Mirador Viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10943915_00077_u001/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1d5b5a60-4683-4b7c-911e-bc847827ad25",
      "cw-1e536325-7656-47ea-a19a-c8fdf6700919"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d5c3b6bc-2119-497c-8bd2-6bc17be97f7f",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10943915_00077_u001/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "calendar",
    "thumbnailNavigationId": "cw-1e536325-7656-47ea-a19a-c8fdf6700919",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "calendarNavigation": {
      "issueId": "bsb10943915_00077_u001",
      "navDate": "1871-01-30",
      "multId": "bsbmult00000750",
      "lastSearchUrl": null
    },
    "canvasIndex": -1,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10943915_00077_u001/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": true,
    "view": "book"
  }
}