- Go to this page: https://patchdemo.wmflabs.org/wikis/9a60b4369e/wiki/Douglas_Adams
- Add at-least 50 characters of new content to trigger Edit check.
- When the Edit Check reference dialog appears switch to read mode.
- Open the editor again and make another edit. (Note: it doesn't have to be the one that would trigger edit check)
- Click on the Publish changes button.
Observed Result: The Publish changes button doesn't do anything. Refreshing does make the button work again.