Describe the bug

Installed and activated V2.4.2 of this plugin on my WP site using 6.7.1

• no compatibility claimed but thought I would try it anyway

Steps to reproduce the behavior

1. Go to Tools
2. Click on 'Export to jekyll'
3. after some time , I get:
4. This site can’t be reached
   The web page at https://channelsailing.org/wp-admin/export.php?type=jekyll might be temporarily down or it may have moved permanently to a new web address.
   ERR_INVALID_RESPONSE**

Expected behavior

Grateful for any tips on how to narrow down the issue