Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/bolMgG5/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4b79f14d-2303-4bdf-9f95-331a1019668f",
      "cw-f98cb96f-e909-4a31-8fd1-dac6f25bcafe"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ec5ca2aa-d112-4944-b363-db14541b4b07",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/bolMgG5/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-f98cb96f-e909-4a31-8fd1-dac6f25bcafe"
  }
}