Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/41541",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-87ce4e7a-5af1-4d22-a305-ecda43d30754",
      "cw-fc0eba99-8db7-49cd-83ba-14dd307e32a3"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-42166abe-cc5a-477c-bea2-9e3e4c4aaaea",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/41541",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-fc0eba99-8db7-49cd-83ba-14dd307e32a3"
  }
}