Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.archive.org/iiif/naeb-b111-f07-06/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e76ccf76-204d-4fb2-8e94-2bd0bc5bd5bb",
      "cw-2ff092f3-578d-455f-957a-b86317194bc7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d98376ba-8efa-4159-addd-7449da03b212",
    "manifestId": "https://iiif.archive.org/iiif/naeb-b111-f07-06/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2ff092f3-578d-455f-957a-b86317194bc7",
    "thumbnailNavigationPosition": "off",
    "loadedManifest": "https://iiif.archive.org/iiif/naeb-b111-f07-06/manifest.json",
    "view": "single",
    "canvasIndex": 0
  }
}