Dear all I try to install koha on ubuntu 12.4 so in changes the file parserDetails.ini as following [XML::LibXML::SAX::Parser] http://xml.org/sax/features/namespaces = 1 [XML::SAX::PurePerl] http://xml.org/sax/features/namespaces = 1 [XML::LibXML::SAX] http://xml.org/sax/features/namespaces = 1 [XML::SAX::Expat] http://xml.org/sax/features/namespaces = 1 http://xml.org/sax/features/external-general-entities = 1 http://xml.org/sax/features/external-parameter-entities = 1 [XML::LibXML::SAX::Parser] http://xml.org/sax/features/namespaces = 1 but when i try to command ./misc/sax_parser_print.pl following errot is comming lib@lib:~/koha-3.08.05$ ./misc/sax_parser_print.pl Koha wants something like: XML::LibXML::SAX::Parser=HASH(0x81fe220) You have: XML::LibXML::SAX=HASH(0x9e3d1c0) Looks bad, check INSTALL.* documentation. Please guide me Vikas Salunkhe