thinkpad proftpd[14161]: mod_tls/2.4.3: compiled using OpenSSL version 'OpenSSL 1.0.0e 6 Sep 2011' headers, but linked to OpenSSL version 'OpenSSL 1.0.1 14 Mar 2012' library                                                                                                
thinkpad proftpd[14161]: mod_sftp/0.9.8: compiled using OpenSSL version 'OpenSSL 1.0.0e 6 Sep 2011' headers, but linked to OpenSSL version 'OpenSSL 1.0.1 14 Mar 2012' library                                                                                               
thinkpad proftpd[14161]: mod_tls_memcache/0.1: notice: unable to register 'memcache' SSL session cache: Memcache support not enabled 
thinkpad proftpd[14161]: Fatal: SFTPHostKey: unable to check '/etc/ssh/ssh_host_rsa_key': Datei oder Verzeichnis nicht gefunden on line 9 of '/etc/proftpd/conf.d/sftp.conf'