Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.archive.org/iiif/naeb-b112-f03-14/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-68bb42cf-bc3f-493a-9755-1426e8e7cf1b",
      "cw-51248bf5-310c-4858-ad36-7a98a2b38caf"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-507b934e-461e-4a52-964a-5fe77b512daf",
    "manifestId": "https://iiif.archive.org/iiif/naeb-b112-f03-14/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-51248bf5-310c-4858-ad36-7a98a2b38caf",
    "thumbnailNavigationPosition": "off",
    "loadedManifest": "https://iiif.archive.org/iiif/naeb-b112-f03-14/manifest.json",
    "view": "single",
    "canvasIndex": 0
  }
}