package Package::System::Foo; use Moose; extends 'Package::Contol::Base::Daemon::Server'; use Package::System::Config; has 'CONFIG' => (is=>'rw',isa=>'Object'); # OR I tried isa=>'Any' sub _init{ my $self = shift; $self->CONFIG(Package::System::Config->new()); #not executing after that } sub start{ my $self = shift; $self->_init(); # not executing after _init() ......... } 1;