Description of problem: lib-client-2007a1-3.fc8 was recently pushed out to F8 users however php-imap-5.2.4-3 has a dependency on libc-client.so.2006 So, upgrading force php-imap to be uninstalled It looks like a rebuild of php is required (or allow installing libc-client2006 alongside libc-client v 2007
*** This bug has been marked as a duplicate of 447184 ***