Confusing error message

gistfile1.txt

Usage: has 'name' => ( key => value, ... ) at /home/ray/cxgn/local-lib/lib/perl5/i486-linux-gnu-thread-multi/Moose.pm line 72
	Moose::has('Moose::Meta::Class=HASH(0x879f218)', 'gene_signal_in_tissue', 'HASH(0x882a360)') called at /home/ray/cxgn/local-lib/lib/perl5/i486-linux-gnu-thread-multi/Moose/Exporter.pm line 356
	Moose::has('gene_signal_in_tissue', 'HASH(0x882a360)') called at /home/ray/cxgn/sgn/lib//SGN/Feature/ExpressionViewer/Converter.pm line 6
	require SGN/Feature/ExpressionViewer/Converter.pm called at /home/ray/cxgn/sgn/lib//SGN/Feature/ExpressionViewer/Analyzer.pm line 3
	SGN::Feature::ExpressionViewer::Analyzer::BEGIN() called at /home/ray/cxgn/sgn/lib//SGN/Feature/ExpressionViewer/Converter.pm line 0
	eval {...} called at /home/ray/cxgn/sgn/lib//SGN/Feature/ExpressionViewer/Converter.pm line 0
	require SGN/Feature/ExpressionViewer/Analyzer.pm called at image_conversion.t line 5
	main::BEGIN() called at /home/ray/cxgn/sgn/lib//SGN/Feature/ExpressionViewer/Converter.pm line 0
	eval {...} called at /home/ray/cxgn/sgn/lib//SGN/Feature/ExpressionViewer/Converter.pm line 0
Compilation failed in require at /home/ray/cxgn/sgn/lib//SGN/Feature/ExpressionViewer/Analyzer.pm line 3.
BEGIN failed--compilation aborted at /home/ray/cxgn/sgn/lib//SGN/Feature/ExpressionViewer/Analyzer.pm line 3.
Compilation failed in require at image_conversion.t line 5.
BEGIN failed--compilation aborted at image_conversion.t line 5.