==== 提供基本信息便于分析问题并得到快速回复 ====
- iRedMail 版本：0.8.1
- 使用的 Linux/BSD 发行版名称及版本号：centos6.3 MINI安装
- 与您的问题相关的日志信息：
====

[root@mailserver ~]# cd iRedMail-0.8.1
[root@mailserver iRedMail-0.8.1]# ls
ChangeLog  dialog          functions    patches  README   tools
conf       Documentations  iRedMail.sh  pkgs     samples
[root@mailserver iRedMail-0.8.1]# ./iRedMail.sh
<<< SKIP >>> Skip function: check_new_iredmail.
< INFO > Generating yum repository ...
< INFO > Fetching source tarballs ...
< INFO > + 1 of 6: http://iredmail.org/yum/misc/iRedAdmin-0.1.8.tar.bz2
< INFO > + 2 of 6: http://iredmail.org/yum/misc/roundcubemail-0.7.2.tar.gz
< INFO > + 3 of 6: http://iredmail.org/yum/misc/phpldapadmin-1.2.2.tgz
< INFO > + 4 of 6: http://iredmail.org/yum/misc/phpMyAdmin … es.tar.bz2
< INFO > + 5 of 6: http://iredmail.org/yum/misc/iRedAPD-1.3.7.tar.bz2
< INFO > + 6 of 6: http://iredmail.org/yum/misc/phpPgAdmin-5.0.4.tar.bz2
< INFO > Validate packages ...md5sum: misc/iRedAdmin-0.1.8.tar.bz2: No such file or directory
md5sum: misc/roundcubemail-0.7.2.tar.gz: No such file or directory
md5sum: misc/phpldapadmin-1.2.2.tgz: No such file or directory
md5sum: misc/phpMyAdmin-3.5.1-all-languages.tar.bz2: No such file or directory
md5sum: misc/iRedAPD-1.3.7.tar.bz2: No such file or directory
md5sum: misc/phpPgAdmin-5.0.4.tar.bz2: No such file or directory
md5sum: WARNING: 6 of 6 listed files could not be read
misc/iRedAdmin-0.1.8.tar.bz2: FAILED open or read
misc/roundcubemail-0.7.2.tar.gz: FAILED open or read
misc/phpldapadmin-1.2.2.tgz: FAILED open or read
misc/phpMyAdmin-3.5.1-all-languages.tar.bz2: FAILED open or read
misc/iRedAPD-1.3.7.tar.bz2: FAILED open or read
misc/phpPgAdmin-5.0.4.tar.bz2: FAILED open or read
        [ FAILED ]
< ERROR > MD5 check failed. Script exit ...

这是什么情况？