dpkg: error processing libxml2:i386 (--configure):
 libxml2:i386 2.7.8.dfsg-5.1ubuntu4.8 cannot be configured because libxml2:amd64 is in a different version (2.7.8.dfsg-5.1ubuntu4.7)
dpkg: error processing libxml2 (--configure):
 libxml2:amd64 2.7.8.dfsg-5.1ubuntu4.7 cannot be configured because libxml2:i386 is in a different version (2.7.8.dfsg-5.1ubuntu4.8)
dpkg: dependency problems prevent configuration of python-libxml2:
 python-libxml2 depends on libxml2 (>= 2.7.4); however:
  Package libxml2 is not configured yet.
dpkg: error processing python-libxml2 (--configure):
 dependency problems - leaving unconfigured