feodra16 update error

when I want to update my system ,there is always a problem present,I can not slove this question,please give me a help ,thank you for your help


12:dhclient-4.2.4-3.P2.fc16.x86_64 需要 libisc-export.so.83()(64bit)
12:dhcp-common-4.2.4-3.P2.fc16.x86_64 需要 libdns-export.so.81()(64bit)
12:dhclient-4.2.4-3.P2.fc16.x86_64 需要 libdns-export.so.81()(64bit)
12:dhcp-common-4.2.4-3.P2.fc16.x86_64 需要 libisc-export.so.83()(64bit) : 保护多库版本：1:dbus-libs-1.4.10-4.fc16.i686 != 1:dbus-libs-1.4.10-3.fc16.x86_64
保护多库版本：nspr-4.9.2-1.fc16.i686 != nspr-4.9.1-2.fc16.x86_64