Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/texas-wesleyan/iiif/4d810749-e6fd-4085-b126-4c7f8caf3ba2/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6e025f53-945a-4fbd-af4d-d1399b513bf4",
      "cw-19991423-7686-4ac4-b777-e2302c3d0744"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7fb46316-bba7-4e09-b27b-3417ac4daf73",
    "manifestId": "https://iiif.quartexcollections.com/texas-wesleyan/iiif/4d810749-e6fd-4085-b126-4c7f8caf3ba2/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-19991423-7686-4ac4-b777-e2302c3d0744",
    "thumbnailNavigationPosition": "far-bottom"
  }
}