Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.archive.org/iiif/naeb-b111-f03-01/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-df7874bb-4216-40cd-bd35-08bbbe2de97b",
      "cw-90aba6d0-ebcb-42a2-817c-ad5598faeef7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0880026b-8e68-4506-8856-a5d812ade306",
    "manifestId": "https://iiif.archive.org/iiif/naeb-b111-f03-01/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-90aba6d0-ebcb-42a2-817c-ad5598faeef7",
    "thumbnailNavigationPosition": "off",
    "loadedManifest": "https://iiif.archive.org/iiif/naeb-b111-f03-01/manifest.json",
    "view": "single",
    "canvasIndex": 0
  }
}