yum安装软件的问题。

enjoyit

总是报错：

Public key for mikmod-3.1.6-39.fc6.i386.rpm is not installed

这是怎么回事？我的fedora－core.repo:

[core]
name=Fedora Core $releasever - $basearch
#baseurl=http://download.fedora.redhat.com/pub/fedora/linux/core/$releasever/$basearch/os/
#mirrorlist=http://mirrors.fedoraproject.org/mirrorlist?repo=core-$releasever&arch=$basearch
baseurl=ftp://ftp.sjtu.edu.cn/fedora/linux/core/6/i386/os
enabled=1
gpgcheck=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-fedora file:///etc/pki/rpm-gpg/RPM-GPG-KEY

[core-debuginfo]
name=Fedora Core $releasever - $basearch - Debug
#baseurl=http://download.fedora.redhat.com/pub/fedora/linux/core/$releasever/$basearch/debug/
mirrorlist=http://mirrors.fedoraproject.org/mirrorlist?repo=core-debug-$releasever&arch=$basearch
enabled=0
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-fedora file:///etc/pki/rpm-gpg/RPM-GPG-KEY

[core-source]
name=Fedora Core $releasever - Source
#baseurl=http://download.fedora.redhat.com/pub/fedora/linux/core/$releasever/source/SRPMS/
mirrorlist=http://mirrors.fedoraproject.org/mirrorlist?repo=core-source-$releasever&arch=$basearch
enabled=0
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-fedora file:///etc/pki/rpm-gpg/RPM-GPG-KEY

KDF2003

到当前升级网站下载它的KEY试试。或者修改KEY的地址

enjoyit

试过了，还是不行呀。