visualizador Mirador

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dl.uc.pt/json/iiif/10316.2/42813/104408/manifest?manifest=/json/iiif/10316.2/42813/104408/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-310f7025-6a14-4e6c-a6b3-e1d2a3244ea1",
      "cw-d0170b80-84fd-4685-89ea-52e96b24e3d2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-e887dffb-c714-4992-a7dd-d93a94532f0d",
    "manifestId": "https://dl.uc.pt/json/iiif/10316.2/42813/104408/manifest?manifest=/json/iiif/10316.2/42813/104408/manifest",
    "maximized": true,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "canvas",
    "thumbnailNavigationId": "cw-d0170b80-84fd-4685-89ea-52e96b24e3d2",
    "thumbnailNavigationPosition": "far-bottom",
    "imageToolsEnabled": true,
    "imageToolsOpen": true,
    "defaultView": "single"
  }
}