Hi,

Access to webmail errroor has presented some times.
Logged in mail.log:

May 19 10:23:03 plug-psmtp2 roundcube: MDB2 Error: unknown error (-1): _doConnect: [Error message: Too many connections]#012[Native code: 1040]#012[Native message: Too many connections]
May 19 10:23:03 plug-psmtp2 roundcube: DB Error: _doConnect: [Error message: Too many connections]#012[Native code: 1040]#012[Native message: Too many connections]#012 ** mysqli(mysqli)://roundcube:xxx@localhost/roundcubemail in /usr/share/apache2/roundcubemail-0.5.2/program/include/rcube_mdb2.php on line 101 (GET /?_task=mail&_remote=1&_action=check-recent&_t=1305810951968&_mbox=INBOX&_list=1&_quota=1&_=1305810951968&_unlock=0)
May 19 10:23:03 plug-psmtp2 roundcube: MDB2 Error: unknown error (-1): _doConnect: [Error message: Too many connections]#012[Native code: 1040]#012[Native message: Too many connections]

We have some active domains and many users only use webmail to access their mailboxes.
What can we do to solve?

Tks