package Moose::Exception::MetaclassMustBeASubclassOfMooseMetaClass; our $VERSION = '2.2010'; use Moose; extends 'Moose::Exception'; with 'Moose::Exception::Role::Class'; sub _build_message { my $self = shift; "The Metaclass ".$self->class_name." must be a subclass of Moose::Meta::Class." } __PACKAGE__->meta->make_immutable; 1;