Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://cdm16022.contentdm.oclc.org/iiif/info/p16022coll624/771/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-26fd88c1-30c4-43d6-9c5f-a8b1027fd326",
      "cw-889f9eaa-526a-4469-8384-c6ca2bdd75e0"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-71d605e6-13d2-4339-b9ae-ad6d80efc8af",
    "manifestId": "https://cdm16022.contentdm.oclc.org/iiif/info/p16022coll624/771/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-889f9eaa-526a-4469-8384-c6ca2bdd75e0"
  }
}