Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/80333",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0e40405a-7aa3-4305-8786-3f0671fd2d28",
      "cw-c06baf70-308a-40d9-8c3a-c82feda6d695"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-05a6c067-cf3a-41ea-aeaf-f5c6c16e66e4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/80333",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c06baf70-308a-40d9-8c3a-c82feda6d695"
  }
}