Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/64045",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b90a55c4-0ad2-4b68-8917-3dfa1e7a0b2c",
      "cw-7ba6f9ad-bec1-48da-835a-286ece5b6018"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-76ed91b1-c2e5-4c14-bf47-7667cf3ba8d9",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/64045",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7ba6f9ad-bec1-48da-835a-286ece5b6018"
  }
}