Wikimedia Bugzilla is closed!

1. Add {{#useliquidthreads:1}} to a page "X"
2. Create a topic "Test" with some random text
3. Make sure you are watching the page X
4. Create a new account
5. Use the new account to add a reply to the topic just created
6. Use the first account to remove {{#useliquidthreads:1}} (or to add {{#useliquidthreads:0}}) to page X
7. Go to [[Special:NewMessages]] using the first account
(The reply should be displayed on this page)
8. Click in the "Full thread" link

You will end up in page "X", which doesn't contains the thread. This link should point to the page "Thread:X/Test", where the full thread can be read.