Use of uninitialized value in addition (+) at /usr/local/lib/perl5/site_perl/5.6.1/GD/Graph/pie.pm line 441.
Use of uninitialized value in addition (+) at /usr/local/lib/perl5/site_perl/5.6.1/GD/Graph/pie.pm line 441.
Use of uninitialized value in numeric lt (<) at /usr/local/lib/perl5/site_perl/5.6.1/GD/Graph/Map.pm line 305.