add or remove packages

[Mustafa Orkun]

Paul Howarth yazmış:
> Mustafa Orkun wrote:
> 
>> hi,i am using FC3.
>> when i try to install packages with "add or remove packages" app,for 
>> example if i want to install kde development packages i always get 
>> error messages like:
>> unlocatable package    required by
>> arts                   kdeaddons 3.3.1,1
>> .......the list goes on
>> and the final:
>> xorg-x11-libs           xorg-x11 6.8.1 12.FC3.21
>> xorg-x11-libs           xorg-x11-xfs 6.8.1 12.FC3.21
>>
>> but,i already have them installed.what's the problem,it really annoys me
> 
> 
> If you have updated your system with errata packages then add/remove 
> packages probably won't work any more. Try using yum or up2date instead.
> 
> # yum install kde\*devel
> 
> Paul.
> 

well,i've tried yum,apt,up2date...
all says that i already have the packages..