Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam.iuav.it/iuav/containers/A306lqe/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a306d5e5-2a57-4527-b83f-bc3a467dccb1",
      "cw-2e171d3b-654b-4648-afab-fde000c03858"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-9d9b75af-5da4-4235-8a1e-a240b4b96a33",
    "manifestId": "https://dam.iuav.it/iuav/containers/A306lqe/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2e171d3b-654b-4648-afab-fde000c03858"
  }
}