Bareword "node_parent" not allowed while "strict subs" in use at /usr/lib/perl5/site_perl/5.8.6/XML/XPath/PerlSAX.pm line 54. Compilation failed in require at /tmp/test.pl line 1. BEGIN failed--compilation aborted at /tmp/test.pl line 1. Compilation failed in require at infomatic.pl line 452.