Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/texas-wesleyan/iiif/8001a3a4-08a1-4f1d-b368-0b37ec2c2a2e/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4547f7ad-b8b3-4786-aa86-f5837b633475",
      "cw-9d7ade9b-0251-4484-b13b-9f93f062c143"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6f3dfcda-5912-41ab-af43-7c5ee49dba39",
    "manifestId": "https://iiif.quartexcollections.com/texas-wesleyan/iiif/8001a3a4-08a1-4f1d-b368-0b37ec2c2a2e/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9d7ade9b-0251-4484-b13b-9f93f062c143",
    "thumbnailNavigationPosition": "far-bottom"
  }
}