The most probable reason is the anti-spam measure “the user typed too fast.”
https://meta.discourse.org/t/new-user-typed-too-fast/105625
There could be others, but this was the first I encountered on my installation.
The most probable reason is the anti-spam measure “the user typed too fast.”
https://meta.discourse.org/t/new-user-typed-too-fast/105625
There could be others, but this was the first I encountered on my installation.