Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/texas-wesleyan/iiif/3f5c8ac1-c624-4a37-8511-bd2f425649eb/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-bedccda6-bed8-4288-86f9-af325f146387",
      "cw-3a966db7-6944-40a5-9123-56b043ed1d7f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7f7d1ff2-5231-4cb6-bbf0-27f583f72357",
    "manifestId": "https://iiif.quartexcollections.com/texas-wesleyan/iiif/3f5c8ac1-c624-4a37-8511-bd2f425649eb/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3a966db7-6944-40a5-9123-56b043ed1d7f",
    "thumbnailNavigationPosition": "far-bottom"
  }
}