用james部署自己的邮件服务器，config.xml修改完毕，能发送邮件，但是收取邮件时就一直报验证错误，求大神支招
--------------------编程问答-------------------- --------------------编程问答--------------------这是几个意思啊？ --------------------编程问答-------------------- DEBUG 的内容如下，求回复啊！！！
DEBUG: JavaMail version 1.4.3
DEBUG: successfully loaded resource: /META-INF/javamail.default.providers
DEBUG: Tables of loaded providers
DEBUG: Providers Listed By Class Name: {com.sun.mail.smtp.SMTPSSLTransport=javax.mail.Provider[TRANSPORT,smtps,com.sun.mail.smtp.SMTPSSLTransport,Sun Microsystems, Inc], com.sun.mail.smtp.SMTPTransport=javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc], com.sun.mail.imap.IMAPSSLStore=javax.mail.Provider[STORE,imaps,com.sun.mail.imap.IMAPSSLStore,Sun Microsystems, Inc], com.sun.mail.pop3.POP3SSLStore=javax.mail.Provider[STORE,pop3s,com.sun.mail.pop3.POP3SSLStore,Sun Microsystems, Inc], com.sun.mail.imap.IMAPStore=javax.mail.Provider[STORE,imap,com.sun.mail.imap.IMAPStore,Sun Microsystems, Inc], com.sun.mail.pop3.POP3Store=javax.mail.Provider[STORE,pop3,com.sun.mail.pop3.POP3Store,Sun Microsystems, Inc]}
DEBUG: Providers Listed By Protocol: {imaps=javax.mail.Provider[STORE,imaps,com.sun.mail.imap.IMAPSSLStore,Sun Microsystems, Inc], imap=javax.mail.Provider[STORE,imap,com.sun.mail.imap.IMAPStore,Sun Microsystems, Inc], smtps=javax.mail.Provider[TRANSPORT,smtps,com.sun.mail.smtp.SMTPSSLTransport,Sun Microsystems, Inc], pop3=javax.mail.Provider[STORE,pop3,com.sun.mail.pop3.POP3Store,Sun Microsystems, Inc], pop3s=javax.mail.Provider[STORE,pop3s,com.sun.mail.pop3.POP3SSLStore,Sun Microsystems, Inc], smtp=javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc]}
DEBUG: successfully loaded resource: /META-INF/javamail.default.address.map
DEBUG: getProvider() returning javax.mail.Provider[STORE,pop3,com.sun.mail.pop3.POP3Store,Sun Microsystems, Inc]
DEBUG POP3: connecting to host "localhost", port 110, isSSL false
S: +OK yjm-pc POP3 server (JAMES POP3 Server 2.3.1) ready
C: CAPA
S: -ERR
C: USER yjm
S: +OK
C: PASS root
S: -ERR Authentication failed.
C: QUIT
S: +OK Apache James POP3 Server signing off.
DEBUG POP3: connecting to host "localhost", port 110, isSSL false
S: +OK yjm-pc POP3 server (JAMES POP3 Server 2.3.1) ready
C: CAPA
S: -ERR
C: USER yjm
S: +OK
C: PASS root
S: -ERR Authentication failed.
C: QUIT
S: +OK Apache James POP3 Server signing off.
Exception in thread "main" javax.mail.AuthenticationFailedException: Authentication failed.
at com.sun.mail.pop3.POP3Store.protocolConnect(POP3Store.java:174)
at javax.mail.Service.connect(Service.java:313)
at javax.mail.Service.connect(Service.java:172)
at yjm.com.HelloMail.getMail(HelloMail.java:124)
at yjm.com.HelloMail.main(HelloMail.java:170)
补充：Java , Web 开发
