Software error:

Can't locate XMLRPC/Transport/HTTP.pm in @INC (@INC contains: CODE(0x145e8a8) . lib/x86_64-linux-thread-multi lib /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5) at Bugzilla/WebService/Server/XMLRPC.pm line 24.
BEGIN failed--compilation aborted at Bugzilla/WebService/Server/XMLRPC.pm line 24.
Compilation failed in require at /var/www/html/bugzilla/xmlrpc.cgi line 30.
BEGIN failed--compilation aborted at /var/www/html/bugzilla/xmlrpc.cgi line 30.
For help, please send mail to the webmaster (root@localhost), giving this error message and the time and date of the error.