yum stopped working (fc4 & fc5)

[Paul Howarth]

Mika Penttilä wrote:
> Mika Penttilä wrote:
> 
>> Hi!
>>
>> I found yum stopped working after recently doing a biggish fc4 
>> upgrade, for instance glibc got updated (no repositories found ; 
>> Cannot find a valid baseurl). I upgraded then to fc5, with same 
>> results for yum. I suspect it might be nameresolver/glibc related 
>> issue...Any ideas?
>>
>> Mika
>>
> Btw must be something name resolver related, for instance wget doesn't 
> work without the explicit -4 flag...

Check your /etc/nsswitch.conf and make sure it looks sane.

Paul.