Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.quartexcollections.com/texas-wesleyan/iiif/99b5d2f8-53f4-4241-9921-94b8958df87d/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0dd1c189-b5d7-46bf-9781-731ee970d41a",
      "cw-1d811247-9403-4bc2-97e0-54cfcf5d9fa1"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-48e69bc2-7ca3-42e0-a9d1-d5e9cb15c8e9",
    "manifestId": "https://iiif.quartexcollections.com/texas-wesleyan/iiif/99b5d2f8-53f4-4241-9921-94b8958df87d/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1d811247-9403-4bc2-97e0-54cfcf5d9fa1",
    "thumbnailNavigationPosition": "far-bottom"
  }
}