Chris Tooley wrote:
> Hi All, first of all, thanks for the help.
> 
>> If you just want to switch a running system, I *think* this would be all 
>> you need to do.
>>
>> 1 - Point Yum to look at SL yum repositories
>> 1a - rm -f /etc/yum.repos.d/*repo
>> (a bit drastic, but if you want to go slow, just move everything)
>> 1b (SL4) - rpm -Uvh 
>> http://ftp.scientificlinux.org/linux/scientific/4x/i386/misc/RPMS/yum-conf-latest.SL.noarch.rpm 
> 
> Done.
> 
>> 2 - Replace the following packages:
>> yum (from centos) -> yum (from SL)
>> centos-release -> sl-release
>> centos-release-notes -> sl-release-notes (SL5 Only)
> 
> I cannot seem to install yum: I get dependency errors:
> ================
> # rpm -i yum-2.4.3-10.SL.noarch.rpm
> warning: yum-2.4.3-10.SL.noarch.rpm: V3 DSA signature: NOKEY, key ID 
> 82fd17b2
> error: Failed dependencies:
> 	python-elementtree is needed by yum-2.4.3-10.SL
> 	urlgrabber is needed by yum-2.4.3-10.SL
> ================
> So I attempt to follow the dependency trail, and end up stalled at:
> ================
> # rpm -i yum-2.4.3-10.SL.noarch.rpm python-2.3.4-14.7.el4.i386.rpm 
> python-elementtree-1.2.6-4.i386.rpm urlgrabber-2.9.6-1.noarch.rpm
> warning: yum-2.4.3-10.SL.noarch.rpm: V3 DSA signature: NOKEY, key ID 
> 82fd17b2
> warning: python-elementtree-1.2.6-4.i386.rpm: V3 DSA signature: NOKEY, 
> key ID a7048f8d
> error: Failed dependencies:
> 	libdb-4.2.so is needed by python-2.3.4-14.7.el4
> ================
> As far as I can tell, libdb-4.2 is provided by the package compat-db in 
> SL5, however, the latest version in SL4 is < 4.2... (I am attempting to 
> convert to SL4) Am I missing something here?
> 
> Previously I had converted this system from EL4 to Centos4 - might this 
> have something to do with it?
> 
> Thanks again!
> -Chris

Yes.  EL4 never had yum, or the libraries for yum.
Centos 4 had yum, so I had assumed that you had yum installed already.
Right at the moment I don't have time to track down which packages, 
maybe someone else had the list of packages needed for yum to be 
installed on a EL4 machine?

Troy
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Troy Dawson  [log in to unmask]  (630)840-6468
Fermilab  ComputingDivision/LSCS/CSI/USS Group
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