Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://cdm16022.contentdm.oclc.org/iiif/info/p16022coll246/81/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1eb2e7d7-ced8-43c6-b5e5-ebb79fe04e97",
      "cw-4d4febf8-89c2-4dee-b225-fa64604146c1"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-023faab5-4a04-4e58-9b87-ac8c130c2a6d",
    "manifestId": "https://cdm16022.contentdm.oclc.org/iiif/info/p16022coll246/81/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-4d4febf8-89c2-4dee-b225-fa64604146c1"
  }
}