TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://digitalcollections.library.gsu.edu/iiif/2/university:1310/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-720fd105-c8f0-435b-9f6e-716b02439faa",
      "cw-e307cf96-9ed4-4962-aa27-2b003ad7da5d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b43dcee3-8c4b-49d5-9f1f-7dc3a6168d58",
    "manifestId": "https://digitalcollections.library.gsu.edu/iiif/2/university:1310/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e307cf96-9ed4-4962-aa27-2b003ad7da5d",
    "thumbnailNavigationPosition": "none",
    "allowClose": false,
    "loadedManifest": "https://digitalcollections.library.gsu.edu/iiif/2/university:1310/manifest.json",
    "allowFullscreen": true,
    "allowMaximize": false
  }
}