Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://digital.libraries.psu.edu/iiif/info/maps1/19613/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-dea0f5ec-8dfd-4a4c-a85a-db94fc180a9a",
      "cw-4018d24f-044e-4cf1-ae77-a8abe3cddac9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-04dbdb84-5c2f-445b-9775-fc80bc04062f",
    "manifestId": "https://digital.libraries.psu.edu/iiif/info/maps1/19613/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-4018d24f-044e-4cf1-ae77-a8abe3cddac9"
  }
}