From bug comment 7:
It is not working anymore:
https://pt.wikibooks.org/wiki/Special:Log/massmessage?uselang=enWhen I tried to send a message to
https://pt.wikibooks.org/wiki/Wikilivros_Discuss%C3%A3o:Caixa_de_areia
by creating this list
https://pt.wikibooks.org/w/index.php?title=Wikilivros:
Caixa_de_areia&oldid=273032
it showed
"Send mass message
Your message delivery to 1 page has been queued.
Send another message or view how many messages are queued."
but the message was not sent. There are now 6 queued mass messages on
https://pt.wikibooks.org/wiki/Special:Statistics?uselang=en
Version: unspecified
Severity: major