Dependency Issue on installing Request tracker. in ubuntu

[jeetu]

the thing is I need to install request tracker in my ubuntu system.i
had installed all the applications which are needed in this. this is
the output of make testdeps

SOME DEPENDENCIES WERE MISSING.
ICAL missing dependencies:
Data::ICal ...MISSING
STANDALONE missing dependencies:
HTTP::Server::Simple::Mason >= 0.09 ...MISSING
GPG missing dependencies:
GnuPG::Interface ...MISSING
CORE missing dependencies:
File::ShareDir ...MISSING
MIME::Entity >= 5.425 ...MISSING
MASON missing dependencies:
HTML::Mason >= 1.36 ...MISSING
XML::RSS >= 1.05 ...MISSING

i had tried to install all those in cpan promt as well as in #. but
didnt able to suceed.
does anyone suggest something intresting.
Responses are highly appreciated
Thanks so much