Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/texas-wesleyan/iiif/a4d0a849-2bcd-403e-be9b-4e3b99208718/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3f1db37a-711e-487e-9a31-c6bee64b997b",
      "cw-a2f1f902-b356-460c-85aa-480bb07321fc"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c54f1dff-e5f0-4bc8-b2ec-b50d58ac1d26",
    "manifestId": "https://iiif.quartexcollections.com/texas-wesleyan/iiif/a4d0a849-2bcd-403e-be9b-4e3b99208718/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a2f1f902-b356-460c-85aa-480bb07321fc",
    "thumbnailNavigationPosition": "far-bottom"
  }
}