Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam.iuav.it/iuav/containers/v7kPEXv/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c4419d9b-418d-4777-999b-13188de1cfdd",
      "cw-c5bf274d-9bfd-4581-9150-dd064984a02e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-f0444f9e-c512-4b29-ae8e-dde2ca0efc81",
    "manifestId": "https://dam.iuav.it/iuav/containers/v7kPEXv/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c5bf274d-9bfd-4581-9150-dd064984a02e"
  }
}