Check banned users: ftpdctl -s /var/run/proftpd/proftpd.sock ban info References ProFTPD module mod_ban
ProFTPd – Login not possible, using remote MySQL user auth
Problem ProFTPd could not authenticate user from a MySQL database. Analysis Context: CentOS 5, ProFTPd with mod_sql.c, mod_sql_mysql.c and MySQL on an other server than proftpd runs. Prerequisities: You must correctly configure MySQL permissions to allow access (SELECT) to proftpd
proftpd: Could not chmod files
Problem It is not possible to chmod files from a FTP client. FTP server is ProFTPd. Analysis Check your /etc/proftpd.conf file. It probably contains a line section like this: # Bar use of SITE CHMOD by default <Limit SITE_CHMOD>