no filehandle at 
C:/Perl64/site/lib/Data/Stag/BaseGenerator.pm line 473
     Data::Stag::BaseGenerator::parse('GO::Parsers::obo_parser=HASH(0x323c10)', undef)called at C:/Perl64/site/lib/GO/Parsers/base_parser=HASH(0x323c10)',undef) called at C:/Perl64/site/lib/GO/Basic.pm line 92
     GO::Basic::pars(undef, ' HASH(0x18d170)' called at C:/Perl64/site/lib/GO/Basic.pm line 66
     GO::Basicparse_obo(undef)called at C:\Users\Gina\Downloads\cry.pl line 3