#!d:\perl\bin\perl.exe 
use warnings;
use strict;
use Hello; #this line causes the error
print"Content-type:text/html;charset=UTF-8\n\n" ;

Hello->hello();   


##</code><code>##

#!d:\perl\bin\perl.exe 
use warnings;
use strict;

package Hello;
use Exporter;

my @ISA = ('Exporter');
my @EXPORT = ('hello');

sub hello {
  print "Hello, world\n";
}

1;