Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam.iuav.it/iuav/containers/v78NYQA/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-61cd2dbe-39eb-4d8b-8307-988db2fe03b7",
      "cw-9eef4dea-75c5-46c7-88c7-74fb27e872fd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-01477660-96ab-4411-bc66-06100bef8b12",
    "manifestId": "https://dam.iuav.it/iuav/containers/v78NYQA/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9eef4dea-75c5-46c7-88c7-74fb27e872fd"
  }
}