Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/statelibrarypa/iiif/b099c234-4ed4-4f98-8708-4e212a1db266/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-64b77a12-36ee-4a30-b779-03c743a5bb5c",
      "cw-26518415-bcc2-4f6a-9af1-40a272f272db"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ec29dfe9-a6c8-4ff6-ad48-1b19c490a856",
    "manifestId": "https://iiif.quartexcollections.com/statelibrarypa/iiif/b099c234-4ed4-4f98-8708-4e212a1db266/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-26518415-bcc2-4f6a-9af1-40a272f272db",
    "thumbnailNavigationPosition": "far-bottom"
  }
}