英文的WINDOWS用IE 向linux的 ftpserver传东西出现问题!

Question

ftpserver:vsftpd-1.2 我上传东西的时候,出现错误,察看日志找到以下错误信息.是编码的问题吗 ?
Nov  6 16:45:05 localhost vsftpd: Sun Nov  6 16:45:05 2005 [pid 2937] [duyan] OK UPLOAD: Client "221.10.169.50",
"/工艺学作业资料/浅谈烧碱生产中三氯化氮的危害与防治.PDF", 211468 bytes, 221.30Kbyte/sec
Nov  6 16:45:05 localhost vsftpd: Sun Nov  6 16:45:05 2005 [pid 2953] [duyan] FTP command: Client "221.10.169.50"
, "NOOP"
Nov  6 16:45:05 localhost vsftpd: Sun Nov  6 16:45:05 2005 [pid 2953] [duyan] FTP response: Client "221.10.169.50
", "200 NOOP ok."
Nov  6 16:45:06 localhost vsftpd: Sun Nov  6 16:45:06 2005 [pid 2953] [duyan] FTP command: Client "221.10.169.50"
, "CWD /??/"
Nov  6 16:45:06 localhost vsftpd: Sun Nov  6 16:45:06 2005 [pid 2953] [duyan] FTP response: Client "221.10.169.50
", "550 Failed to change directory."