Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/3000",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b22f1655-cde2-4a0a-b5b7-dd8e7c33002c",
      "cw-cdb9d850-e7ce-479b-8de5-a89c292c07ad"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-9f3d6d29-063a-4b20-afc6-36bcf6fb84ef",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/3000",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cdb9d850-e7ce-479b-8de5-a89c292c07ad"
  }
}