TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "http://cdm17413.contentdm.oclc.org/iiif/2/HGVccminutes:8488/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f8257110-ce6f-4231-9bcd-edcb761253ae",
      "cw-376c640d-9e0e-49ac-866d-0a9b4381a01e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-5ed988b5-1a57-4431-baa4-1d31325d1f98",
    "manifestId": "http://cdm17413.contentdm.oclc.org/iiif/2/HGVccminutes:8488/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-376c640d-9e0e-49ac-866d-0a9b4381a01e",
    "thumbnailNavigationPosition": "none",
    "allowClose": false,
    "loadedManifest": "http://cdm17413.contentdm.oclc.org/iiif/2/HGVccminutes:8488/manifest.json",
    "allowFullscreen": true,
    "allowMaximize": false
  }
}