Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://digital.libraries.psu.edu/iiif/info/maps1/5425/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-946a75cb-38ee-435c-995d-05d05586516b",
      "cw-6cffff88-6c1c-464d-acaf-71bffce95c37"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-17e68ee4-be76-4bc4-a5f7-8e408c57f098",
    "manifestId": "https://digital.libraries.psu.edu/iiif/info/maps1/5425/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6cffff88-6c1c-464d-acaf-71bffce95c37"
  }
}