This is caused as libxml2 32 and 64 bit packages are installed.
Execute the below command to find the packages,
root@server1 [/usr]# rpm -qa –qf “%{n}-%{v}-%{r}.%{arch}\n” libxml2
libxml2-2.6.26-2.1.21.el5_9.3.x86_64
libxml2-2.6.26-2.1.21.el5_9.3.i386
Then remove the rpm
rpm -e libxml2-2.6.26-2.1.21.el5_9.3.i386 -> For 64 bit and remove libxml2-2.6.26-2.1.21.el5_9.3.x86_64 for 32 bit.
Done
Execute the below command to find the packages,
root@server1 [/usr]# rpm -qa –qf “%{n}-%{v}-%{r}.%{arch}\n” libxml2
libxml2-2.6.26-2.1.21.el5_9.3.x86_64
libxml2-2.6.26-2.1.21.el5_9.3.i386
Then remove the rpm
rpm -e libxml2-2.6.26-2.1.21.el5_9.3.i386 -> For 64 bit and remove libxml2-2.6.26-2.1.21.el5_9.3.x86_64 for 32 bit.
Done