run ldd -v to begin debugging this, see Re^5: Can't load LibXML.so for module XML::LibXML: libz.so.1: cannot open shared object file (64 32 bit dont mix), Re^4: DBD::mysql fail install check (objdump -p missing symbol), Re: Not able to make XML-LibXML package (install missing prerequisites, apt-get install libxml2 libxml2-dev zlib1g-dev, apt-get install libxml-libxml-perl ), and the links and the links and the links