Software error:

Can't locate CGI/Application/Plugin/Authentication.pm in @INC (@INC contains: ../lib /home/tex/src/deb/vboxadm/debian/tmp/usr/share/perl5 /etc/perl /usr/local/lib/perl/5.14.2 /usr/local/share/perl/5.14.2 /usr/lib/perl5 /usr/share/perl5 /usr/lib/perl/5.14 /usr/share/perl/5.14 /usr/local/lib/site_perl .) at /usr/share/perl5/VBoxAdm/Controller/Frontend.pm line 29.
BEGIN failed--compilation aborted at /usr/share/perl5/VBoxAdm/Controller/Frontend.pm line 29.
Compilation failed in require at /var/lib/vboxadm/cgi-bin/vboxadm.pl line 9.
BEGIN failed--compilation aborted at /var/lib/vboxadm/cgi-bin/vboxadm.pl line 9.
For help, please send mail to the webmaster ([no address given]), giving this error message and the time and date of the error.