Set/IntSpan.pm -- Around line 118: You forgot a '=back' before '=head2' Around line 120: '=item' outside of any '=over' Around line 170: Expected '=item 2' Around line 174: Expected '=item 3' Around line 178: Expected '=item 4' Around line 182: Expected '=item 5' Around line 186: Expected '=item 6' Around line 190: Expected '=item 7' Around line 200: You forgot a '=back' before '=head2' Around line 202: '=item' outside of any '=over'