Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://digital.libraries.psu.edu/iiif/info/maps1/24838/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-bf45361f-ef7b-4abe-b8e3-5c2061b60318",
      "cw-3dfe699a-b9d8-45c6-9364-62adbd0114ae"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0b01d271-3603-4ca6-b43d-792ba3ca1ed5",
    "manifestId": "https://digital.libraries.psu.edu/iiif/info/maps1/24838/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3dfe699a-b9d8-45c6-9364-62adbd0114ae"
  }
}