Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://cdm16022.contentdm.oclc.org/iiif/info/mgs/735/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e2ceb376-af39-4587-98f4-755158a7a3e4",
      "cw-31c8a3ce-0196-443e-9d93-dda114954bd4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-844fb72a-2d84-4378-a729-3ccb8725ff52",
    "manifestId": "https://cdm16022.contentdm.oclc.org/iiif/info/mgs/735/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-31c8a3ce-0196-443e-9d93-dda114954bd4"
  }
}