Because of "Bug 55442 BUGZILLAASSISTANT: Impossible to submit a Bug - Bugzilla 4.2.3 incompatible?" currently BSA does not work at all.
Visitors who have used "Bug Report" Link in LibO Help menu or clicked "Bug" on <https://www.libreoffice.org/get-help/> will have to be redirected to <https://wiki.documentfoundation.org/BugReport_Details>
(or to <https://bugs.freedesktop.org/enter_bug.cgi?product=LibreOffice&bug_status=UNCONFIRMED>, if you prefer.
is already solved