Can't call method "groups" on unblessed reference at /home/camel/perl5/perlbrew/perls/perl-5.30.1/lib/site_perl/5.30.1/Dancer2/Plugin/Auth/ActiveDirectory.pm line 140.
/home/camel/perl5/perlbrew/perls/perl-5.30.1/lib/site_perl/5.30.1/Dancer2/Plugin/Auth/ActiveDirectory.pm around line 140
135	
136	register authenticate => sub {
137	    my ( $dsl, $name, $pass ) = @_;
138	    my $user = _connect_to_ad($dsl)->authenticate( $name, $pass );
139	    return $user if $user->{error};
140	    my $user_groups = [ map { $_->name } @{ $user->groups } ];
141	    return {
142	        uid          => $user->uid,
143	        firstname    => $user->firstname,
144	        surname      => $user->surname,
145	        mail         => $user->mail,