A similar problem was reported recently on the yum list and turned out to be one of the xml libs replaced by a non-distribution openoffice install. Does 'rpm -Vv libxml2' show anything missing or broken?
rpm -Vv libxml2
S.5..... /usr/bin/xmlcatalog S.5..... /usr/bin/xmllint ....L... /usr/lib64/libxml2.so.2 prelink: /usr/lib64/libxml2.so.2.6.26: at least one of file's dependencies has changed since prelinking S.?..... /usr/lib64/libxml2.so.2.6.26 ........ /usr/share/doc/libxml2-2.6.26 ........ d /usr/share/doc/libxml2-2.6.26/AUTHORS ........ d /usr/share/doc/libxml2-2.6.26/ChangeLog.gz ........ d /usr/share/doc/libxml2-2.6.26/Copyright ........ d /usr/share/doc/libxml2-2.6.26/NEWS ........ d /usr/share/doc/libxml2-2.6.26/README ........ d /usr/share/doc/libxml2-2.6.26/TODO ........ d /usr/share/man/man1/xmlcatalog.1.gz ........ d /usr/share/man/man1/xmllint.1.gz ........ d /usr/share/man/man3/libxml.3.gz ........ /usr/bin/xmlcatalog ........ /usr/bin/xmllint ........ /usr/lib/libxml2.so.2 ........ /usr/lib/libxml2.so.2.6.26 ........ /usr/share/doc/libxml2-2.6.26 ........ d /usr/share/doc/libxml2-2.6.26/AUTHORS ........ d /usr/share/doc/libxml2-2.6.26/ChangeLog.gz ........ d /usr/share/doc/libxml2-2.6.26/Copyright ........ d /usr/share/doc/libxml2-2.6.26/NEWS ........ d /usr/share/doc/libxml2-2.6.26/README ........ d /usr/share/doc/libxml2-2.6.26/TODO ........ d /usr/share/man/man1/xmlcatalog.1.gz ........ d /usr/share/man/man1/xmllint.1.gz ........ d /usr/share/man/man3/libxml.3.gz
Now what?
Jerry