Continuing the discussion from New-message composer URL reuses recipients from draft (closed):
Here is how to reproduce here on meta:
First: paste this link into your browser: Discourse Meta - The Official Support Forum for Discourse
Second: paste that link into your browser: Discourse Meta - The Official Support Forum for Discourse
/Edit: clicking the on the links here in this topic may not work as “un-intended” because you will get the “Abandon post?” popup. You have to copy the links to an external source (e.g. Notepad) and paste them into the browser’s URL bar one after the other.