TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10184168/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-cdee3618-f4ef-414a-a496-29e5126ef996",
      "cw-34f2d434-dd1e-4913-874b-416180ddac4d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1cdd2bdd-40df-4700-b575-c0a96aa426e9",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10184168/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-34f2d434-dd1e-4913-874b-416180ddac4d",
    "thumbnailNavigationPosition": "far-right",
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb10184168/manifest"
  }
}