Once in a while I see people calling subroutines in perl like this:


That & character at the beginning should not be there.

Instead of repeating the explanation let me just point you to the article by Dave Cross:

Subroutines and Ampersands

The only place where you need to put & in-front of the subroutine name is when you take a refernce to it:

my $ref = \&some_sub;