If you are Getting that above error while installating Subversion on CentOS via YUM , Here is what you need to do to get this fixed.
Just run the following command from your server. We assume you have CentOS 5.4 on the server
Code:
rpm -ivh http://mirror.centos.org/centos-5/5.4/os/i386/CentOS/perl-URI-1.35-3.noarch.rpm
Then run yum install subversion