什么可能导致这个ProFTPD目录列表错误?

我在Filezilla中遇到的错误是“无法获取目录列表”。 在Firefox中,它只是继续加载,没有任何反应。 对于这两个客户端,相同的消息显示在proftpd.log中。

Computer - error setting write fd TCP_NOPUSH: Protocol not available Computer - error setting read fd TCP_NOPUSH: Protocol not available Computer (193.140.12.170[193.140.12.170]) - FTP session opened. Computer (193.140.12.170[193.140.12.170]) - PRIVS_USER: unable to seteuid(session.login_uid): Invalid argument Computer (193.140.12.170[193.140.12.170]) - USER testing: Login successful. Computer (193.140.12.170[193.140.12.170]) - error: /var/log is a world writeable directory Computer (193.140.12.170[193.140.12.170]) - PRIVS_USER: unable to seteuid(session.login_uid): Invalid argument Computer (193.140.12.170[193.140.12.170]) - PRIVS_SETUP: unable to seteuid(): Invalid argument Computer (193.140.12.170[193.140.12.170]) - PRIVS_RELINQUISH: unable to seteuid(session.uid): Invalid argument Computer (193.140.12.170[193.140.12.170]) - PRIVS_RELINQUISH: unable to seteuid(session.uid): Invalid argument Computer (193.140.12.170[193.140.12.170]) - FTP no transfer timeout, disconnected Computer (193.140.12.170[193.140.12.170]) - FTP session closed. Computer - error setting write fd TCP_NOPUSH: Protocol not available Computer - error setting read fd TCP_NOPUSH: Protocol not available Computer (193.140.12.170[193.140.12.170]) - FTP session opened. Computer (193.140.12.170[193.140.12.170]) - no such user 'ftp' Computer (193.140.12.170[193.140.12.170]) - USER ftp: no such user found from 193.140.12.170 [193.140.12.170] to 192.168.10.138:21 Computer (193.140.12.170[193.140.12.170]) - FTP session closed. Computer - error setting write fd TCP_NOPUSH: Protocol not available Computer - error setting read fd TCP_NOPUSH: Protocol not available Computer (193.140.12.170[193.140.12.170]) - FTP session opened. Computer (193.140.12.170[193.140.12.170]) - PRIVS_USER: unable to seteuid(session.login_uid): Invalid argument Computer (193.140.12.170[193.140.12.170]) - USER testing: Login successful. Computer (193.140.12.170[193.140.12.170]) - error: /var/log is a world writeable directory Computer (193.140.12.170[193.140.12.170]) - PRIVS_USER: unable to seteuid(session.login_uid): Invalid argument Computer (193.140.12.170[193.140.12.170]) - PRIVS_SETUP: unable to seteuid(): Invalid argument Computer (193.140.12.170[193.140.12.170]) - PRIVS_RELINQUISH: unable to seteuid(session.uid): Invalid argument Computer (193.140.12.170[193.140.12.170]) - PRIVS_RELINQUISH: unable to seteuid(session.uid): Invalid argument Computer (193.140.12.170[193.140.12.170]) - PRIVS_RELINQUISH: unable to seteuid(session.uid): Invalid argument 

ProFTPD通过Cygwin安装,虽然他们说这不是Cygwin的问题。

我已经尝试添加以下条目:

 IdentLookups off UseReverseDNS off 

不幸的是,它仍然无法成功提供目录列表。 通过cygwin的Apache服务器可以完全托pipe相同的目录。