Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://digital.libraries.psu.edu/iiif/info/maps1/8365/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
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      "cw-9479d678-3d44-4e58-b3da-8b32292886bf"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-614f3157-2e25-4acb-98d3-ed1980b3e2b8",
    "manifestId": "https://digital.libraries.psu.edu/iiif/info/maps1/8365/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9479d678-3d44-4e58-b3da-8b32292886bf"
  }
}